Merge branch 'rs-fix-abuse-report-url' into 'master'

Fix the abuse report detail URL in the HTML email template

Previous URL resulted in a 404.

See merge request !2310

app/views/abuse_report_mailer/notify.html.haml

@@ -8,4 +8,4 @@
   = @abuse_report.message
 
 %p
-  = link_to "View details", abuse_reports_url
+  = link_to "View details", admin_abuse_reports_url