Bump web-ext from 7.11.0 to 8.0.0

Bumps [web-ext](https://github.com/mozilla/web-ext) from 7.11.0 to 8.0.0.
- [Release notes](https://github.com/mozilla/web-ext/releases)
- [Commits](mozilla/web-ext@7.11.0...8.0.0)

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

Signed-off-by: dependabot[bot] <support@github.com>

Author: dependabot[bot]

package.json

@@ -51,7 +51,7 @@
     "release-it": "^17.2.1",
     "sass": "^1.77.2",
     "vendorfiles": "^1.1.2",
-    "web-ext": "^7.11.0",
+    "web-ext": "^8.0.0",
     "x-var": "^2.0.1"
   },
   "vendorConfig": {