Bug Fixes:

- [#474] Fixed ReflectiveFixUtil crashing with certain method descriptors
- [#477] Fixed FabricLoaderImpl not returning the same object for mods, which fixes a crash with PuzzleLib

Changes from updating Fabric Loader from 0.16.14 to 0.17.2:

- Updated Fabric Mixin to 0.16.3+mixin.0.8.7
- Updated Mixin Extras to 0.5.0
- Added versioning support for 1.21.9 snapshots.
- Updated how version normalisation works for older Minecraft versions.
- Add field write stripping with @Environment (this also affects the quilt annotations @ClientOnly/@DedicatedServerOnly/@Requires)
