Cause "attack" no longer valid in damage sensor triggers

Summary:
Using "attack" as a cause in a damage sensor trigger will now post the following error, when previously not an issue:
minecraft:entity | components | minecraft:damage_sensor | triggers | cause | Damage Source not found: attack

Verification Build:
1.20.40

Regression Builds:
1.20.32

Impact:
Every map that uses "attack" as a damage_sensor cause, will have this error posted, regardless of version locking

Repro Steps:
1. Download Lucky's Minigame Mayhem from store
2. Create template
3. See error posted on screen on load

Observed Results:
The content log claims "attack" is a damage source not found

Expected Results:
No error should be displayed as content is version locked, and "attack" source was previously accepted

Screenshot