[1.18.2] BiomeTweaker's blockRep configuration does not work on terrain datapacks

[Cixon]

Expected Results: Anything that is Grass blocks or dirt will be converted into sand.

Actual Results: No changes were made.

Datapack in Question: https://github.com/Crystalis7/Hybrid-Beta/releases/tag/v0.8.3%2F1.18.2

Script to Test: beach.txt

[Cixon]

Additional Context:

Tested in a Singleplayer environment using Global Pack datapack loader mod. Tested all stages prior to submitting bug report! PRE_SURFACE, POST_SURFACE, PRE_CARVERS, POST_CARVERS, PRE_LIQUID_CARVERS, POST_LIQUID_CARVERS, PRE_DECORATE, POST_DECORATE;