rtmp-services: update Hitbox ingest servers list

Modified: Asia

plugins/rtmp-services/data/services.json

@@ -164,7 +164,7 @@
             },
             {
                 "name": "Asia: Singapore",
-                "url": "rtmp://live.lax.hitbox.tv/push"
+                "url": "rtmp://live.sin.hitbox.tv/push"
             },
             {
                 "name": "China: Hong Kong",