Nether biomes don't generate correctly

When going to the nether, crimson and warped forest don't generate fungi nor nylium, only sparse vines. Soul sand valleys do not generate soul sand or soil.

Affected Biomes

• Soul Sand Valley
• Crimson Forest
• Warped Forest
• Basalt Deltas
• Nether Wastes

Expected Result

They would generate like they did in 1.17.1