Improve translation for the notification of comments

Currently the translation:
"Notify me by email when someone comments on my proposals or debates"
It only refers to proposals and debates, but actually it also refers to budget
investments, topics and polls.

config/locales/en/activerecord.yml

@@ -272,7 +272,7 @@ en:
         password: "Password"
         current_password: "Current password"
         email_digest: "Receive a summary of proposal notifications"
-        email_on_comment: "Notify me by email when someone comments on my proposals or debates"
+        email_on_comment: "Notify me by email when someone comments on my contents"
         email_on_comment_reply: "Notify me by email when someone replies to my comments"
         email_on_direct_message: "Receive emails about direct messages"
         newsletter: "Receive by email website relevant information"

config/locales/es/activerecord.yml

@@ -272,7 +272,7 @@ es:
         password: "Contraseña"
         current_password: "Contraseña actual"
         email_digest: "Recibir resumen de notificaciones sobre propuestas"
-        email_on_comment: "Recibir un email cuando alguien comenta en mis propuestas o debates"
+        email_on_comment: "Recibir un email cuando alguien comenta en mis contenidos"
         email_on_comment_reply: "Recibir un email cuando alguien contesta a mis comentarios"
         email_on_direct_message: "Recibir emails con mensajes privados"
         newsletter: "Recibir emails con información interesante sobre la web"

spec/components/subscriptions/edit_component_spec.rb

@@ -8,8 +8,7 @@ describe Subscriptions::EditComponent do
     render_inline component
 
     expect(page).to have_content "Notifications"
-    expect(page).to have_field "Notify me by email when someone comments on my proposals or debates",
-                                type: :checkbox
+    expect(page).to have_field "Notify me by email when someone comments on my contents", type: :checkbox
     expect(page).to have_field "Notify me by email when someone replies to my comments", type: :checkbox
     expect(page).to have_field "Receive by email website relevant information", type: :checkbox
     expect(page).to have_field "Receive a summary of proposal notifications", type: :checkbox

spec/system/emails_spec.rb

@@ -52,8 +52,7 @@ describe "Emails" do
       expect(email).to have_body_text(proposal_path(proposal))
       expect(email).to have_body_text("To unsubscribe from these emails, visit")
       expect(email).to have_body_text(edit_subscriptions_path(token: proposal.author.subscriptions_token))
-      expect(email).to have_body_text(
-                        'and uncheck "Notify me by email when someone comments on my proposals or debates"')
+      expect(email).to have_body_text('and uncheck "Notify me by email when someone comments on my contents"')
     end
 
     scenario "Do not send email about own proposal comments" do
@@ -81,8 +80,7 @@ describe "Emails" do
       expect(email).to have_body_text(debate_path(debate))
       expect(email).to have_body_text("To unsubscribe from these emails, visit")
       expect(email).to have_body_text(edit_subscriptions_path(token: debate.author.subscriptions_token))
-      expect(email).to have_body_text(
-                        'and uncheck "Notify me by email when someone comments on my proposals or debates"')
+      expect(email).to have_body_text('and uncheck "Notify me by email when someone comments on my contents"')
     end
 
     scenario "Do not send email about own debate comments" do
@@ -110,8 +108,7 @@ describe "Emails" do
       expect(email).to have_body_text(budget_investment_path(investment, budget_id: investment.budget_id))
       expect(email).to have_body_text("To unsubscribe from these emails, visit")
       expect(email).to have_body_text(edit_subscriptions_path(token: investment.author.subscriptions_token))
-      expect(email).to have_body_text(
-                        'and uncheck "Notify me by email when someone comments on my proposals or debates"')
+      expect(email).to have_body_text('and uncheck "Notify me by email when someone comments on my contents"')
     end
 
     scenario "Do not send email about own budget investments comments" do
@@ -140,8 +137,7 @@ describe "Emails" do
       expect(email).to have_body_text(community_topic_path(topic, community_id: topic.community_id))
       expect(email).to have_body_text("To unsubscribe from these emails, visit")
       expect(email).to have_body_text(edit_subscriptions_path(token: topic.author.subscriptions_token))
-      expect(email).to have_body_text(
-                        'and uncheck "Notify me by email when someone comments on my proposals or debates"')
+      expect(email).to have_body_text('and uncheck "Notify me by email when someone comments on my contents"')
     end
 
     scenario "Do not send email about own topic comments" do
@@ -169,8 +165,7 @@ describe "Emails" do
       expect(email).to have_body_text(poll_path(poll))
       expect(email).to have_body_text("To unsubscribe from these emails, visit")
       expect(email).to have_body_text(edit_subscriptions_path(token: poll.author.subscriptions_token))
-      expect(email).to have_body_text(
-                        'and uncheck "Notify me by email when someone comments on my proposals or debates"')
+      expect(email).to have_body_text('and uncheck "Notify me by email when someone comments on my contents"')
     end
 
     scenario "Do not send email about own poll comments" do

spec/system/subscriptions_spec.rb

@@ -9,8 +9,7 @@ describe "Subscriptions" do
       visit edit_subscriptions_path(token: user.subscriptions_token)
 
       expect(page).to have_content "Notificaciones"
-      expect(page).to have_field "Recibir un email cuando alguien comenta en mis propuestas o debates",
-                                  type: :checkbox
+      expect(page).to have_field "Recibir un email cuando alguien comenta en mis contenidos", type: :checkbox
       expect(page).to have_field "Recibir un email cuando alguien contesta a mis comentarios", type: :checkbox
       expect(page).to have_field "Recibir emails con información interesante sobre la web", type: :checkbox
       expect(page).to have_field "Recibir resumen de notificaciones sobre propuestas", type: :checkbox
@@ -34,7 +33,7 @@ describe "Subscriptions" do
                    email_on_direct_message: true)
       visit edit_subscriptions_path(token: user.subscriptions_token)
 
-      check "Notify me by email when someone comments on my proposals or debates"
+      check "Notify me by email when someone comments on my contents"
       uncheck "Notify me by email when someone replies to my comments"
       uncheck "Receive by email website relevant information"
       check "Receive a summary of proposal notifications"