[Bug] Crying Obsidian causes aggressive endstone-colored pixel artifacting/flickering over void at specific viewing angles

<img width="1920" height="1080" alt="Image" src="https://github.com/user-attachments/assets/40712bc5-ce91-464f-aee1-53ed3f0ac874" />

Voxy 0.2.16-beta
1.21.11

Replication:
Make circles, squares, grids, planes, anything out of crying obsidian and move your camera around. You'll see endstone colored pixels flickering in and out on them.