Migrating large-R in situ JES/JMS calibration
This MR migrates the large-R in situ JES/JMS calibration to master. The relevant MRs are: !42009 (merged) !30493 (merged) !25997 (merged) and !22065 (merged)
This should resolve ATLJETMET-1328
Tagging @wbalunas @sawyer and @mswiatlo for their information.