Fix some things broken when migrating.

package.json

@@ -11,7 +11,6 @@
         "@fortawesome/fontawesome-svg-core": "^1.2.34",
         "@fortawesome/free-solid-svg-icons": "^5.15.2",
         "@fortawesome/vue-fontawesome": "^3.0.0-2",
-        "@silvermine/videojs-quality-selector": "^1.2.4",
         "core-js": "^3.9.0",
         "css-loader": "^5.0.2",
         "less": "3.12.2",
@@ -19,9 +18,6 @@
         "register-service-worker": "^1.7.1",
         "shaka-player": "3.0.8",
         "uikit": "3.6.16",
-        "video.js": "^7.11.4",
-        "videojs-contrib-quality-levels": "^2.0.9",
-        "videojs-hotkeys": "^0.2.27",
         "vue": "^3.0.5",
         "vue-router": "^4.0.4",
         "xml-js": "^1.6.11"