Fabric Loader 0.17.3

• Bump version (modmuss50)
• Version 1.21.11 snapshots (modmuss50)
• Don't specify maven url for launchwrapper. Fixes #1074 (modmuss50)
• add missing entrypoint for late pre-classic (rd-161348) (Space Walker)
• implement entrypoint patch for pre-classic (Space Walker)
• Update Mixin to 0.16.5 (#1090) (LlamaLad7)
• Update to ASM 9.9 (modmuss50)
• Fix null ptr from class load logging (John)
• Update build dependencies (#1087) (modmuss)