Update Admin Panel Rules report icon and add missing translations.

Thanks to xet7 !

client/components/settings/adminReports.jade

@@ -23,7 +23,7 @@ template(name="adminReports")
 
             li
               a.js-report-rules(data-id="report-rules")
-                i.fa.fa-paperclip
+                i.fa.fa-magic
                 | {{_ 'rulesReportTitle'}}
 
         .main-body

i18n/en.i18n.json

@@ -998,5 +998,6 @@
   "creator": "Creator",
   "filesReportTitle": "Files Report",
   "orphanedFilesReportTitle": "Orphaned Files Report",
-  "reports": "Reports"
+  "reports": "Reports",
+  "rulesReportTitle": "Rules Report"
 }