Merge branch 'remove-comma' into 'master'

Remove comma from issuable email

See merge request gitlab-org/gitlab-ce!24218

app/views/projects/_issuable_by_email.html.haml

@@ -41,7 +41,7 @@
           %a{ href: 'https://docs.gitlab.com/ee/development/emails.html#email-namespace', target: "_blank", rel: "noopener" }
             %i.fa.fa-question-circle{ 'aria-label': "Learn more about incoming email addresses" }
 
-          , generated just for you.
+          generated just for you.
 
           Anyone who gets ahold of it can create issues or merge requests as if they were you.
           You should