Z-fighting can be seen on the underside of allays' heads

The Bug:

Z-fighting can be seen on the underside of allays' heads.

Steps to Reproduce:

• Summon an allay above you by executing the following command.

• /summon minecraft:allay ~ ~2 ~ {NoAI:1b}

• Look at the underside of its head.
• Take note as to whether or not z-fighting can be seen on the underside of allays' heads.

Observed Behavior:

Z-fighting is present.

Expected Behavior:

No z-fighting would occur.