MythicEnchantments [Early Access] v0.0.1

Updated build.gradle.kts

Fixed plugin not loading in 1.21.1

Fixed 1.21.3 support part 2

* Added support for 1.21.3 and 1.21.4
- Fixes some issue with `/mythicenchants reload`
* Readded rarities
- Has a new format to keep it consistent with other mythic plugins, see below for ze new format.
- Rarity configs found in `plugins/MythicEnchants/rarities.yml` will be converted to the new format. Similar to your old enchantment configs, rarity configs will be moved to `plugins/MythicMobs/enchantments/rarities.yml`
- Only [villager trade](https://git.lumine.io/mythiccraft/mythicenchants/-/wikis/rarities#villager-source-attributes) works right now, and [enchanting table](https://git.lumine.io/mythiccraft/mythicenchants/-/wikis/rarities#enchantingtable-source-attributes) source functionality will be added later this week.

```yml
Common:
Display: Common
LootChance: 1.0 # From the wiki: "The chance for Enchantments of this rarity to spawn in "loot chests" (such as mineshaft chests, spawner chests etc)"
Merchant:
WanderingTrader: 1.0
# Villager Profession name - The chance of the villager trade's resulting item to be enchanted
Weaponsmith: 0.5
Mason: 0.02

EnchantingTable:
Chance: 0.05
TableBonus: 0
Level: 2
MinCost: 0
```

Fixed more NPEs

Fixed enchant mechanics and conditions not getting registered

Memory leak fix part 2

- Fixed memory leak in EnchantsProfileManager (closes #93)

- Shade configurate instead of downloading the lib using paper's PluginLoader (closes #92)

Remove living entity from cachedEntities when it dies

Fixed NPE when executing mythic skills

Changed `Enchants.Skills/Stats.RespectValidSlots` default value to true