Split the offload and offload_multichip program to pass ci tests

target/sim/sw/host/Makefile

@@ -6,8 +6,13 @@
 
 # Add user applications to APPS variable
 APPS  = hello_world
+ifneq ($(findstring chiplet,$(CFG_OVERRIDE)),)
+# If chiplet cfg is used, offloaf_multichip is compiled with the support to execute applications on cores at different chips
 APPS += offload_multichip
+else
+# Otherwise, simple offload is compiled, which is mainly used for ci. 
 APPS += offload
+endif
 
 TARGET ?= all