wip! [vue3] Readd vue-range-slider dependency

Author: chme

web-src/package-lock.json

@@ -12,6 +12,7 @@
     "reconnectingwebsocket": "^1.0.0",
     "spotify-web-api-js": "^1.5.2",
     "vue": "^3.2.25",
+    "vue-range-slider": "^0.6.0",
     "vue-router": "^4.0.12",
     "vuex": "^4.0.2"
   },