[BUG] Wall Jump skill walking down slabs bug?

### Problem

1. Install Adapt
2. Unlock and Enable Wall Jump skill
3. Walk down stairs made with blocks+slabs
4. Observe the bug?

see this short clip: https://youtu.be/bsUA__7wQyU

### Solution (if any)

some sort of fix.

### Minecraft Version

1.21

### Adapt Version

Adapt-1.16.4-1.19.2-1.21.4

### Log

https://pastebin.com/VZNZxqCM