NotSoShadowExtras

• Migrated to FConfigLib. Completely restructured the configuration file. Now using Mixin configs. Configs from previous versions will be automatically converted to V2.
• FConfigLib is now bundled in with NSSE.
• Fixed error logging with updateSuppressionCrashFix enabled.
• Fixed HopperDupeFix stopping hoppers randomly.
• UpdateSuppressionCrashFix now prints the suppression type in the log message.
• Added /nsse exists [pos] to check if a block entity exists at that position.
• Added /nsse swap <type> <position> to swap the block entity at a specific position.

Changes contributed by TriibuNupsik:

• Updated to 1.21.4
• Added an error when trying to swap non block entity blocks in the world.
• Fixed inventory swap showing un-translated block name in chat.