pin operations thread in example

examples/run_core_bench.sh

@@ -27,7 +27,8 @@ export CRAY_OMP_CHECK_AFFINITY=TRUE
 #Maestro thread pinning
 export MSTRO_BIND_PM_PC=8
 export MSTRO_BIND_TRANSPORT_THREAD=7
-export MSTRO_BIND_CQ_HANDLER="4-6"
+export MSTRO_BIND_CQ_HANDLER="4"
+export MSTRO_BIND_OP_THREAD="5-6"
 export MSTRO_LOG_LEVEL=0
 
 # FI provider, e.g. sockets, gni, verbs, cxi