feat: support minecraft 1.21.1

[0utplay]

Motivation

Minecraft 1.21.1 is released

Modification

Updated the downloads to 1.21.1

Still missing:

• [x] Sponge
• [x] Minestom
• [ ] Spigot

Result

All versions are up-to date.

[github-actions[bot]]

Test Results

 48 files  ±0   48 suites  ±0   1m 54s :stopwatch: +8s 420 tests ±0  420 :white_check_mark: ±0  0 :zzz: ±0  0 :x: ±0  751 runs  ±0  751 :white_check_mark: ±0  0 :zzz: ±0  0 :x: ±0 

Results for commit 272748d8. ± Comparison against base commit 1ef60bed.

:recycle: This comment has been updated with latest results.