Minor Balance Patch

[Salt Cube] nerfed: 5 → 8

[Protective Feather] nerfed

[Shooter Marten] nerfed: cost 3 → 4, attack speed reduced

[Dirty Carrot] changed

[Vampire Bat] nerfed: attack speed reduced

[Bless] healing increased: 20 → 30

[Sufficient Rest] cost reduced: 2 → 1

[Puberty Monkey] changed from ranged single-target to ranged AoE, attack power and range reduced