add easyconfig for GCC 11.2.0

Golden_Repo/g/GCC/GCC-11.2.0.eb

@@ -22,5 +22,11 @@ dependencies = [
 altroot = 'GCCcore'
 altversion = 'GCCcore'
 
+# We use a HMNS, so let's enforce a unique compiler
+modluafooter = 'family("compiler")'
+
+# Always do a recursive unload on compilers
+recursive_module_unload = True
+
 # this bundle serves as a compiler-only toolchain, so it should be marked as compiler (important for HMNS)
 moduleclass = 'compiler'