[Bug] The slowness effect won't clear if stack two mobs

[CharlieELweb]

Describe the bug
The slowness effect won't clear if stack two mobs

To Reproduce
Steps to reproduce the behavior:

1. Carry a mob using right click
2. Stack the mob into a another mob

Game Information (please complete the following information):

• Minecraft Version: 1.21.1
• Mod Loader and Version: Fabric
• Carry On Version: 2.2.5.8