[refactor] Remove Express dependency from package.json

Author: Aloento

package.json

@@ -40,7 +40,6 @@
     "autoprefixer": "^10.4.20",
     "core-js": "^3.39.0",
     "eslint": "^9.15.0",
-    "express": "^4.21.1",
     "fake-indexeddb": "^6.0.0",
     "globals": "^15.12.0",
     "jsdom": "^25.0.1",