Terrain shaper factor forces world generation to skip surface rule for certain bottom slider offset values

Terrain shaper factor forces world generation to skip surface rule if it's value equals 0 (0 "works" for most cases, however exact value range depends of bottom slider offset value).

Data packs attached below contains following:
-overworld noise settings using terrain shaper factor at 0.4
-overworld noise settings using terrain shaper factor at 0.0

Related to MC-242332