[12_5_X] Modify RPC and GEM unpacker blocks in EMTF unpacker to match the new Run 3 format#39390

Merged

cmsbuild merged 2 commits intocms-sw:CMSSW_12_5_Xfrom eyigitba:EMTF_unpackerRPCGEMRun3_12_5_Sept22

Sep 16, 2022

+283-213

Commits on Sep 14, 2022

Modify RPC and GEM unpacker blocks to match the new Run 3 format
eyigitba
committed

Commits on Sep 15, 2022

Remove unnecessary commented out code.
eyigitba
committed