add a comment for disable xformers hack

modules/import_hook.py

@@ -1,5 +1,5 @@
 import sys
 
-
+# this will break any attempt to import xformers which will prevent stability diffusion repo from trying to use it
-if "xformers" not in "".join(sys.argv):
+if "--xformers" not in "".join(sys.argv):
     sys.modules["xformers"] = None