This represents UE4/Main @17774255, Release-5.0 @17791557 and Dev-PerfTest @17789485
[CL 17794212 by aurel cordonnier in ue5-release-engine-test branch]
#fix ensure when updating/removing tracks with invalid bone tree index also broadcast notify for track changed when bone index is updated in addition to removing bone tracks. This will force a resample of the source data - ensuring that bone indices are valid when compressing
#jira UE-116493
#preflight 60cb3886634cd100015fe2c1
#ROBOMERGE-SOURCE: CL 16703680 in //UE5/Main/...
#ROBOMERGE-BOT: STARSHIP (Main -> Release-Engine-Test) (v835-16672529)
[CL 16703683 by jurre debaare in ue5-release-engine-test branch]