Change execute interface to use IP/Port pair

cmd/examples/modify/modify.go

@@ -14,7 +14,7 @@ func main() {
 	uuid := uuid.MustParse("87e79cbc-6df6-4462-8412-85d6c473e3b1")
 
 	m := pcsdk.NewCommandModify(9111, ip, state.CustomUUID(uuid))
-	err := m.Execute("http://localhost:3000")
+	err := m.Execute(netip.MustParseAddrPort("127.0.0.1:3000"))
 	if err != nil {
 		fmt.Printf("error executing modify command: %s\n", err)
 	} else {