System: Changed the unauthorized message.
Merge remote-tracking branch 'upstream/release-6.6.3.a1' into release-6.6.3.a1

* upstream/release-6.6.3.a1:
  "Resource Format restriction changes updated for edit resource popup fixed."
  Grade filters issue resolved on top filters close option
Merge pull request #2462 from anilgooru/release-6.6.3.a1

System: Changed the unauthorized message.