Apply TaskFragmentOrganizer changes in one WCT (2/2)

Before, when receive TaskFragment transaction, we apply changes in
multiple WindowContainerTransactions. Now, update to apply all changes
in one WCT for the whole TaskFragment transaction.

Bug: 240519866
Test: pass existing
Change-Id: I943d6232ff226ed6f67367fa9b7f73e1f861de64
Merged-In: I943d6232ff226ed6f67367fa9b7f73e1f861de64
4 files changed