change registry version

Author: smx-Morgan

registry/nacos/nacoshertz/v2/nacos_test.go

@@ -271,7 +271,6 @@ func TestDefaultNacosRegistry(t *testing.T) {
 
 // TestResolverDifferentGroup test NewResolver WithCluster option
 func TestResolverDifferentGroup(t *testing.T) {
-	namingClient = getNamingClient()
 	var opts1 []config.Option
 	var opts2 []config.Option