"slanted" Trial Chambers room sometimes generates with an entire section missing

The Trial Chambers room "slanted" sometimes generates with an entire chunk missing.

Similar to MC-269530

Pre 1.21.0.20:
Seed: 2631036247672599778
Coordinates: -683 -2 855

1.21.0.20 to 1.21.0.22: (Thanks Invisible826)
Seed: -7325843019625900556
Coordinates: -510 -37 -870

1.21.0.23+ : (Thanks Invisible826)
Seed: -2435487164520413695
Coordinates: -1470 -20 305