fix(deps): update dependency music-metadata to v7.13.4

Author: renovate[bot]

package-lock.json

@@ -40,7 +40,7 @@
     "languagedetect": "2.0.0",
     "location-history": "1.1.2",
     "material-ui": "0.20.2",
-    "music-metadata": "7.13.3",
+    "music-metadata": "7.13.4",
     "network-address": "1.1.2",
     "parse-torrent": "9.1.5",
     "prettier-bytes": "1.0.4",