Fix issue #5

Remove Google provider from required block

modules/kowl/versions.tf

@@ -2,8 +2,7 @@ terraform {
   required_version = ">=0.12"
 
   required_providers {
-    google     = ">= 3.36.0, <4.0.0"
     kubernetes = ">= 2.0.0, <3.0.0"
     random     = ">= 2.3.0, <3.0.0"
   }
-}
+}