#7082 (Oct 30, 2024, 3:05:22 PM)

1.21.3 part 1: bump version numbers
(commit: 47cba28)

1.21.3 part 2: bump import revision numbers
(commit: 73a11d8)

1.21.3 part 3: update reflection mappings
(commit: 648df47)

1.21.3 part 4: update mappings version check
(commit: 44d3a6c)

1.21.3 part 5: initial code updates
(commit: 41a94d6)

1.21.3 part 6: final fixes
(commit: 42b85af)

1.21.3 part 7: fixes from review
(commit: 563f656)