Bear-notes finalized

[BrassHerbologist]

• [x] brown/black variant of polar bear
• [x] Brown/Black bear immune to sweet berry bush instead of powdered snow
• [x] drops: fish/honey combs
• [x] vanilla bear and variant spawn in all biomes instead of just snowy
• [ ] bears steal honey from hives/apiaries
• [ ] bees present at the hive will attack bears
• [ ] bears close to water swat their paws to catch fish [4 max]
• [x] white bears are in snow-only biomes
• [x] black bears are in forest-only biomes
• [x] brown bears are in all open biomes like plains and hills, as well as forests but not snowy forests

Biomes: sub-class: black is_forest is_taiga is_jungle -no desert/arctic/plains/beach/river/mountain

sub-class: brown is_forest is_taiga is_plains is_mountains -no desert/arctic/beach/river/jungle

sub-class: white [polar] is_arctic is_snow is_taiga_snowy is_mountains_snowy -no desert/forest/plains/beach/river/jungle