PATCH: SRE-2059: loosen constraints for google provider (#10)

Author: blentz

versions.tf

@@ -2,6 +2,6 @@
 terraform {
   required_version = ">= 1.0.0"
   required_providers {
-    google = ">= 4.6.0"
+    google = ">= 4.0"
   }
 }