Bump webextension-polyfill from 0.10.0 to 0.12.0 (#20)

Bumps [webextension-polyfill](https://github.com/mozilla/webextension-polyfill) from 0.10.0 to 0.12.0.
- [Release notes](https://github.com/mozilla/webextension-polyfill/releases)
- [Commits](mozilla/webextension-polyfill@0.10.0...0.12.0)

---
updated-dependencies:
- dependency-name: webextension-polyfill
  dependency-type: direct:development
  update-type: version-update:semver-minor
...

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

package.json

@@ -15,7 +15,7 @@
     "vite": "^5.0.0",
     "vite-plugin-web-extension": "^4.0.0",
     "chrome-webstore-upload-cli": "^3.3.1",
-    "webextension-polyfill": "^0.10.0"
+    "webextension-polyfill": "^0.12.0"
   },
   "dependencies": {
     "@types/plotly.js-dist-min": "^2.3.4",