ctest not working; replacing some MET chains (ATR-23082)

Combined MET chains HLT_xe65_cell_xe90_pfopufit_L1XE50 HLT_xe75_cell_xe65_tcpufit_xe90_trkmht_L1XE50 HLT_xe60_cell_xe95_pfsum_cssk_L1XE50 HLT_xe55_cell_xe70_tcpufit_xe90_pfsum_vssk_L1XE50 HLT_xe65_cell_xe105_mhtpufit_em_subjesgscIS_L1XE50 HLT_xe65_cell_xe100_mhtpufit_pf_subjesgscIS_L1XE50 HLT_xe55_cell_xe70_tcpufit_xe95_pfsum_cssk_L1XE50 HLT_xe65_cell_xe95_pfsum_vssk_L1XE50

added to LS2_v1.py while removing

HLT_xe100_pfopufit_L1XE50 HLT_xe100_cvfpufit_L1XE50 HLT_xe100_mhtpufit_em_subjesgscIS_L1XE50 HLT_xe100_mhtpufit_pf_subjesgscIS_L1XE50

(see ATR-23082 for request and details)