build(deps-dev): bump web-ext from 8.10.0 to 9.0.0 (#2007)

Bumps [web-ext](https://github.com/mozilla/web-ext) from 8.10.0 to 9.0.0.
- [Release notes](https://github.com/mozilla/web-ext/releases)
- [Commits](mozilla/web-ext@8.10.0...9.0.0)

---
updated-dependencies:
- dependency-name: web-ext
  dependency-version: 9.0.0
  dependency-type: direct:development
  update-type: version-update:semver-major
...

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Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Author: dependabot[bot]

injected/package.json

@@ -43,6 +43,6 @@
     "@typescript-eslint/eslint-plugin": "^8.46.0",
     "fast-check": "^4.2.0",
     "jasmine": "^5.12.0",
-    "web-ext": "^8.10.0"
+    "web-ext": "^9.0.0"
   }
 }