chore: set local var module name (#90)

Signed-off-by: Darren Murray <darren.murray@lacework.net>

main.tf

@@ -88,7 +88,7 @@ locals {
   )
 
   version_file   = "${abspath(path.module)}/VERSION"
-  module_name    = basename(abspath(path.module))
+  module_name    = "terraform-gcp-config"
   module_version = fileexists(local.version_file) ? file(local.version_file) : ""
 }