add skipUnlessBeta for test that uses FF gated code in serializer

Author: Maed223

admin_terraform_version_integration_test.go

@@ -97,6 +97,7 @@ func TestAdminTerraformVersions_List(t *testing.T) {
 
 func TestAdminTerraformVersions_CreateDelete(t *testing.T) {
 	skipUnlessEnterprise(t)
+	skipUnlessBeta(t)
 
 	client := testClient(t)
 	ctx := context.Background()