#9486: System Wide - Add clear selection for MSB field (1)

Multi select fields with the new design will now have a feature to clear all selected items with only one click

This feature is currently applied only in multi select fields in these pages :
* Incident details page: standard + UDF multi select fields
* Incident details 2 page: standard multi select fields
* Incident details flexi page: standard + flexi + UDF multi select fields
* Feedback details page: standard multi select fields
* Feedback details 2 page: standard multi select fields
* Feedback details flexi page: standard + flexi multi select fields
* Compliance portal (all modules): standard + flexi multi select fields
* UDF multi select fields in other pages

Note: This new feature will be applied to multi select fields in embedded table pop up pages in pages mentioned above and other pages in other tickets in future version