changed MULTI_ARCH to false

Author: labmonkey

.github/workflows/BuildImage.yml

@@ -7,7 +7,7 @@ env:
   ENDPOINT: "linuxserver/mods" #don't modify
   BASEIMAGE: "swag" #replace
   MODNAME: "auto-uptime-kuma" #replace
-  MULTI_ARCH: "true" #set to false if not needed
+  MULTI_ARCH: "false" #set to false if not needed
 
 jobs:
   set-vars: