Merge branch '10446-resolve-ee-diff-repository-check-mailer-notify' into 'master'

Resolve CE/EE in repo check mailer notify html

Closes #10446

See merge request gitlab-org/gitlab-ee!13972

app/views/repository_check_mailer/notify.html.haml

@@ -7,11 +7,4 @@
 %p
   = _("You are receiving this message because you are a GitLab administrator for %{url}.") % { url: Gitlab.config.gitlab.url }
 
--# EE-specific start
-- if Gitlab::CurrentSettings.email_additional_text.present?
-  %p
-    —
-    %br
-    %br
-      = Gitlab::Utils.nlbr(Gitlab::CurrentSettings.email_additional_text)
--# EE-specific end
+= render_if_exists 'repository_check_mailer/email_additional_text'

ee/app/views/repository_check_mailer/_email_additional_text.html.haml

+- if Gitlab::CurrentSettings.email_additional_text.present?
+  %p
+    = raw "—"
+    %br
+    %br
+      = Gitlab::Utils.nlbr(Gitlab::CurrentSettings.email_additional_text)