Add tooltip and accessibility label for profile cover buttons

app/views/users/show.html.haml

@@ -13,7 +13,7 @@
   .cover-block.user-cover-block
     .cover-controls
       - if @user == current_user
-        = link_to profile_path, class: 'btn btn-gray' do
+        = link_to profile_path, class: 'btn btn-gray has-tooltip', title: 'Edit profile', 'aria-label': 'Edit profile' do
           = icon('pencil')
       - elsif current_user
         - if @user.abuse_report
@@ -24,7 +24,7 @@
           = link_to new_abuse_report_path(user_id: @user.id, ref_url: request.referrer), class: 'btn btn-gray',
             title: 'Report abuse', data: { toggle: 'tooltip', placement: 'bottom', container: 'body' } do
             = icon('exclamation-circle')
-      = link_to user_path(@user, rss_url_options), class: 'btn btn-gray' do
+      = link_to user_path(@user, rss_url_options), class: 'btn btn-gray has-tooltip', title: 'Subscribe', 'aria-label': 'Subscribe' do
         = icon('rss')
       - if current_user && current_user.admin?
         = link_to [:admin, @user], class: 'btn btn-gray', title: 'View user in admin area',

changelogs/unreleased/29930-fix-profile-cover-button-a11y.yml

+---
+title: Add tooltip and accessibility for profile cover buttons
+merge_request: 10182
+author: