[BUG] Slim Zombie Arms from Undead Expansion Resource Pack broken

[TrueVenomized]

Version

• [✓] I am using the latest version of CEM

Describe the bug

When using the Undead Expansion resource pack (https://www.planetminecraft.com/texture-pack/undead-expansion-v0-1-optifine/), the zombie variants that are meant to use the "slim" arm style instead have no arms.

Expected behavior

I expected there to be arms.

Screenshots

With CEM

With Optifine

Desktop (please complete the following information):

• OS: Windows 11
• Java Version: 8
• Minecraft Version: 1.19 (Fabric Loader version 1.14.8)

[stale[bot]]

This issue has been automatically marked as stale because it has not had recent activity. It will be closed if no further activity occurs within 28 days. Thank you for your contributions.

[stale[bot]]

This issue has been automatically closed due to it being stale for 28 days. Thank you to everyone who contributed.