BUG #14424: Fix copy-paste issues with Clip/Cut proxies.

pqCopyReaction wasn't handling properties with proxy-list domains correctly.
Adding logic to handle those properly by using the value for the property as one
of the ones from the domain itself.

Change-Id: I66c8af1ffa6060983d0c5159cdb91e8f4c3adcae
Merge topic '14424_fix_copy_paste' into next

8421874 BUG #14424: Fix copy-paste issues with Clip/Cut proxies.