Parity: Hoglin don't run away from warped fungus in flower pot

Hoglins aren't scared of warped fungus inside the flower pot. This behavior is fixed in the Java 1.16 snapshot.

Steps to Reproduce:
1. Put warped fungus into the flower pot.
2. Spawn some hoglins.

Expected Results:
Hoglins will immediately run away from it.

Observed Results:
Hoglins don't run away from it.