Remove title attribute in fields to accept terms

Not sure why we introduced these titles in commit 9dce52a69. The title
attributes contained the same text as the label, which IMHO made them
useless.

app/components/budgets/investments/form_component.html.erb

@@ -90,7 +90,6 @@
     <% unless current_user.manager? || investment.persisted? %>
       <div>
         <%= f.check_box :terms_of_service,
-                        title: t("form.accept_terms_title"),
                         label: t("form.accept_terms",
                                  policy: link_to(t("form.policy"), "/privacy", target: "_blank"),
                                  conditions: link_to(t("form.conditions"), "/conditions", target: "_blank")) %>

app/components/debates/form_component.html.erb

@@ -42,7 +42,6 @@
     <% if debate.new_record? %>
       <div>
         <%= f.check_box :terms_of_service,
-                        title: t("form.accept_terms_title"),
                         label: t("form.accept_terms",
                                  policy: link_to(t("form.policy"), "/privacy", target: "_blank"),
                                  conditions: link_to(t("form.conditions"), "/conditions", target: "_blank")) %>

app/components/proposals/form_component.html.erb

@@ -97,7 +97,6 @@
     <% if proposal.new_record? %>
       <div>
         <%= f.check_box :terms_of_service,
-                        title: t("form.accept_terms_title"),
                         label: t("form.accept_terms",
                                  policy: link_to(t("form.policy"), "/privacy", target: "_blank"),
                                  conditions: link_to(t("form.conditions"), "/conditions", target: "_blank")) %>