Move errors above header

app/views/devise/sessions/new.html.erb

@@ -1,11 +1,11 @@
 <%= form_for(resource, as: resource_name, url: session_path(resource_name)) do |f| %>
   <div class="govuk-grid-row">
     <div class="govuk-grid-column-two-thirds">
-      <h1 class="govuk-heading-l">Sign in to your account to submit CORE data</h1>
-
       <% flash_to_model_errors(resource) %>
       <%= f.govuk_error_summary %>
 
+      <h1 class="govuk-heading-l">Sign in to your account to submit CORE data</h1>
+
       <%= f.govuk_email_field :email,
         label: { text: "Email address" },
         autocomplete: "email"