Fishing Frontier

-Improved lava fishing live catch mob velocity, and capped the live catch pull velocity -Added more snowy fish to icey biomes -Fixed advancements to say Fishing Frontier -At luck tier 2, enderman holding random blocks in end can be fished up -At luck tier 3, sea serpents can be fished up in all dimensions, 3 types to slay! -Fixed the nether fishing to be more generic in case of other dimensions with vanilla nether biomes -Gated enchantment tiers behind actually having the base advancement first