Update VolumeMixer plugin

Author: Core447

Plugins.json

@@ -109,7 +109,7 @@
             "1.4.9-beta": "84dfbd95e0746d815ea6c807f21e3a9d1e4b11bc",
             "1.4.12-beta": "35cd4d0e20b5c538052a7ca271fb0dd4e37537fa",
             "1.5.0-beta": "65c4c7d0f6909146c710736fa6202e1ea8f2661b",
-            "1.5.0-beta.5": "d86db67804d59378562d93a8171280db756c2000"
+            "1.5.0-beta.5": "9cad8f459f485d70650843d09b9dca075d394c79"
         }
     },
     {