Fix typos in moderation tests

We were checking for a CSS ID selector but forgot to add the "#".

spec/system/moderation/budget_investments_spec.rb

@@ -61,14 +61,12 @@ describe "Moderate budget investments" do
           within("#investment_#{investment.id}") do
             check "budget_investment_#{investment.id}_check"
           end
-
-          expect(page).not_to have_css("investment#{investment.id}")
         end
 
         scenario "Hide the investment" do
           accept_confirm { click_button "Hide budget investments" }
 
-          expect(page).not_to have_css("investment_#{investment.id}")
+          expect(page).not_to have_css("#investment_#{investment.id}")
 
           investment.reload
 
@@ -78,7 +76,7 @@ describe "Moderate budget investments" do
         scenario "Block the author" do
           accept_confirm { click_button "Block authors" }
 
-          expect(page).not_to have_css("investment_#{investment.id}")
+          expect(page).not_to have_css("#investment_#{investment.id}")
 
           investment.reload
 

spec/system/moderation/comments_spec.rb

@@ -81,14 +81,12 @@ describe "Moderate comments" do
           within("#comment_#{comment.id}") do
             check "comment_#{comment.id}_check"
           end
-
-          expect(page).not_to have_css("comment_#{comment.id}")
         end
 
         scenario "Hide the comment" do
           accept_confirm { click_button "Hide comments" }
 
-          expect(page).not_to have_css("comment_#{comment.id}")
+          expect(page).not_to have_css("#comment_#{comment.id}")
           expect(comment.reload).to be_hidden
           expect(comment.user).not_to be_hidden
         end
@@ -96,7 +94,7 @@ describe "Moderate comments" do
         scenario "Block the user" do
           accept_confirm { click_button "Block authors" }
 
-          expect(page).not_to have_css("comment_#{comment.id}")
+          expect(page).not_to have_css("#comment_#{comment.id}")
           expect(comment.reload).to be_hidden
           expect(comment.user).to be_hidden
         end

spec/system/moderation/debates_spec.rb

@@ -54,14 +54,12 @@ describe "Moderate debates" do
           within("#debate_#{debate.id}") do
             check "debate_#{debate.id}_check"
           end
-
-          expect(page).not_to have_css("debate_#{debate.id}")
         end
 
         scenario "Hide the debate" do
           accept_confirm { click_button "Hide debates" }
 
-          expect(page).not_to have_css("debate_#{debate.id}")
+          expect(page).not_to have_css("#debate_#{debate.id}")
           expect(debate.reload).to be_hidden
           expect(debate.author).not_to be_hidden
         end
@@ -69,7 +67,7 @@ describe "Moderate debates" do
         scenario "Block the author" do
           accept_confirm { click_button "Block authors" }
 
-          expect(page).not_to have_css("debate_#{debate.id}")
+          expect(page).not_to have_css("#debate_#{debate.id}")
           expect(debate.reload).to be_hidden
           expect(debate.author).to be_hidden
         end

spec/system/moderation/proposals_spec.rb

@@ -53,14 +53,12 @@ describe "Moderate proposals" do
           within("#proposal_#{proposal.id}") do
             check "proposal_#{proposal.id}_check"
           end
-
-          expect(page).not_to have_css("proposal_#{proposal.id}")
         end
 
         scenario "Hide the proposal" do
           accept_confirm { click_button "Hide proposals" }
 
-          expect(page).not_to have_css("proposal_#{proposal.id}")
+          expect(page).not_to have_css("#proposal_#{proposal.id}")
           expect(proposal.reload).to be_hidden
           expect(proposal.author).not_to be_hidden
         end
@@ -68,7 +66,7 @@ describe "Moderate proposals" do
         scenario "Block the author" do
           accept_confirm { click_button "Block authors" }
 
-          expect(page).not_to have_css("proposal_#{proposal.id}")
+          expect(page).not_to have_css("#proposal_#{proposal.id}")
           expect(proposal.reload).to be_hidden
           expect(proposal.author).to be_hidden
         end