chore: bump webpack in /examples/openfeature_web/webapp (#3457)

Bumps [webpack](https://github.com/webpack/webpack) from 5.99.8 to 5.99.9.
- [Release notes](https://github.com/webpack/webpack/releases)
- [Commits](webpack/webpack@v5.99.8...v5.99.9)

---
updated-dependencies:
- dependency-name: webpack
  dependency-version: 5.99.9
  dependency-type: direct:development
  update-type: version-update:semver-patch
...

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

Author: dependabot[bot]

examples/openfeature_web/webapp/package-lock.json

@@ -50,7 +50,7 @@
     "posthtml-cli": "^0.10.0",
     "posthtml-modules": "^0.9.1",
     "stylelint": "^16.19.1",
-    "webpack": "^5.99.8",
+    "webpack": "^5.99.9",
     "webpack-cli": "^6.0.1"
   },
   "dependencies": {