Happy ghasts produce footstep sounds when flying close above blocks

The Bug:

Happy ghasts produce footstep sounds when flying close above blocks.

Happy ghasts do not have feet. They are a flying mob therefore they shouldn’t produce footstep sounds.

Steps to Reproduce:

1. Summon a happy ghast.

2. Hold some snowballs in your hand so that the happy ghast follows you.

3. Listen closely as it moves close above the ground.

Observed Behavior:

Happy ghasts can produce footstep sounds.

Expected Behavior:

Happy ghasts would not be able to produce footstep sounds.