1.10.6 (for 1.21.1)

Release 1.10.6 (83da1b0)
Restore dropping inventory contents on block break (Adapter, Assembler, Charger, Printer, Rack, Relay)
Fix missing color check in Cable Highlight renderer
Fix Rack GUI stretched button
Bring forward Model/BER changes from WIP 1.20 backport
Bring forward block atlas changes from WIP 1.20 backport
Duplicate asset cleanup
Added jar manifest
Fabric: Fix Drone crash caused by remap conflict between SRG (api) and Intermediary (fabric)

Full Changelog: 1.10.5...1.10.6