Fix Mining Fatigue III

[RuiXuqi]

https://bugs.mojang.com/browse/MC/issues/MC-279819

[what-the-diff]

PR Summary

• README update

  • The README.md file has been updated to include a new entry concerning the Mining Fatigue III feature. This has solved the issue of inaccurate mining speed when using Mining Fatigue III (As referred to in issue MC-279819).

• New mixins added to improve Mining Fatigue III functionality

  • A new mixin file, UTMiningFatigueMixin.java, has been introduced. This feature targets and alters the mining speed constant in the EntityPlayer class. This change rectifies the mining speed when a user has Mining Fatigue III.

• Configuration updates

  • The configuration file, UTConfigBugfixes.java, is updated to include an option for users to enable or disable the bug fix related to Mining Fatigue III feature. This gives users greater control over their game settings.

• Expansion of loading plugins

  • The loading plugin, UTLoadingPlugin.java, has been expanded to include the Mining Fatigue III mixin. This ensures that it is configured appropriately and applied correctly within the game.

• New JSON configuration

  • A new JSON configuration file titled mixins.entities.miningfatigue.json has been created. This captures the newly added Mining Fatigue III mixin details within the system, ensuring changes are coordinated and allow for smooth application in the gaming system.

[RuiXuqi]

Oh forget to say the "fix" is disabled by default. Not sure enable default will be better or not.

[ACGaming]

Saw that, going to decide before releasing the next update. Appreciated!