snowy_shepherds_house_1 doesn't appear in 1.14.2 pre-release 4 in snowy tundra biome

snowy_shepherds_house_1 doesn't appear out of 1.14.2 pre-release 4

i sent the below pictures to prove with everyone : snowy_shepherds_house_1 doesn't see in snowy tundra biome

and i want MOJANG to fix it

this's not "Some houses are rarer than others"