DO-6163 : 1.2 QA [My Collections] - Uploaded user image for youtube video resources in edit info is not reflecting - Fixed.
Merge remote-tracking branch 'upstream/release-6.6.3.a1' into release-6.6.3.a1

* upstream/release-6.6.3.a1:
  "Resource format validation overlapping issue fixed."
  "For +New Resource from file there is no validation to select the resource format Fixed."
  "In edit question resource popup question title is not displaying in FF Fixed."
  Prefilter popup scroll issue on firefox resolved
  "Changing the url value ,it should be {collectionid}.json"
  Course tooltip stuck issue resolved and partially done resource text issue fixed
  Changes for Search filters for pre-selecting rating OER and Mobile Friendly filter.
Merge pull request #2407 from anilgooru/release-6.6.3.a1

DO-6163 : 1.2 QA [My Collections] - Uploaded user image for youtube video resources in edit info is not reflecting - Fixed.