Swimming animation is delayed on the paper doll

Summary:
The swimming animation is delayed between the paper doll and the player.

Steps to reproduce:

1. Enter a 2 block tall water.

2. Repeatedly enter and exit swim mode.

3. Observe the swimming animation between the paper doll and the player.

Observed results:
The swimming animation on the paper doll is delayed.

Expected results:
The animation is in-sync with the player