changes milestones date label

app/views/admin/budget_investment_milestones/_form.html.erb

@@ -2,13 +2,14 @@
 
   <%= f.hidden_field :title, value: l(Time.current, format: :datetime), maxlength: Budget::Investment::Milestone.title_max_length %>
   <%= f.text_area :description, rows: 5 %>
+  <%= f.label :publication_date, t("admin.milestones.new.date") %>
   <%= f.text_field :publication_date,
                    value: @milestone.publication_date.present? ? l(@milestone.publication_date.to_date) : nil,
+                   label: false,
                    class: "js-calendar-full" %>
 
   <%= render 'images/admin_image', imageable: @milestone, f: f %>
 
-  <hr>
   <div class="documents">
     <%= render 'documents/nested_documents', documentable: @milestone, f: f %>
   </div>