fix(deps): update dependency web-ext to v9 (#1751)

Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>

Author: renovate[bot]

package-lock.json

@@ -45,7 +45,7 @@
     "style-loader": "^4.0.0",
     "twi-ext": "^0.15.0",
     "typescript": "^5.1.3",
-    "web-ext": "^8.6.0",
+    "web-ext": "^9.0.0",
     "webextension-polyfill": "^0.12.0",
     "webpack-license-plugin": "^4.4.2"
   },