Trial Chambers not generating correctly in upgraded worlds

Trial Chambers not generating correctly in my 1.20 world

Steps to Reproduce:

1. Have a world first created in 1.20
2. Update your game to 1.21
3. Get in the world that was previously from 1.20

Observed Results:
Big stone chunks cutting through many Trial Chambers throught the world

Expected Results:
The Trial Chambers should have generated without the stone chunks