How to reproduce:

1. Place a villager and a bed and make sure it’s protected
2. Give yourself bad omen to start a raid
3. Spawn a witch and an illager
4. Observe it healing the illager, then create a team and do /team join {teamname} @etype=#raiders to add them to the same team

Expected result: The witch continues to heal the illager

Observed result: The witch stops healing the illager