admin a11y polish

app/views/admin/profile/edit.html.erb

@@ -3,6 +3,8 @@
   content_for :title, "Profile - Skills Assessment Admin"
 %>
 
+<h1>Edit Profile</h1>
+
 <%= render partial: 'shared/form_model_errors', locals: {obj: @user} %>
 
 <%= form_for @user, url: admin_profile_url, method: :post do |form| %>