Changes

Final 1.20.4 update, for realzies

Upstream has released updates that appear to apply and compile correctly

Paper Changes:
PaperMC/Paper@53d10b8 Adjust large packet handler to run when above protocol limit
PaperMC/Paper@7ac24a1 Fix chunk data version check not running in chunk system
PaperMC/Paper@d8d54d9 Only remove worldgen block entity on changed block (#10794)
PaperMC/Paper@ba31f41 [ci skip] Clean up paperclip build-pr workflow
 (commit: 1f3ad02)