Merge branch 'BMK-192' into 'qa'

fixing running params for atlas gen CI

See merge request hep-benchmarks/hep-workloads!245

atlas/gen/atlas-gen.spec

 HEPWL_BMKEXE=atlas-gen-bmk.sh
-HEPWL_BMKOPTS="-e 4 -t 2" # -c replaces -n as of v0.11
+HEPWL_BMKOPTS="-e 4" # -c replaces -n as of v0.11
 HEPWL_BMKDIR=atlas-gen
 HEPWL_BMKDESCRIPTION="ATLAS Event Generation based on athena version 19.2.5.5"
 HEPWL_DOCKERIMAGENAME=atlas-gen-bmk