chore(deps-dev): bump puppeteer from 21.0.3 to 21.4.1

Bumps [puppeteer](https://github.com/puppeteer/puppeteer) from 21.0.3 to 21.4.1.
- [Release notes](https://github.com/puppeteer/puppeteer/releases)
- [Changelog](https://github.com/puppeteer/puppeteer/blob/main/release-please-config.json)
- [Commits](puppeteer/puppeteer@puppeteer-v21.0.3...puppeteer-v21.4.1)

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

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

package.json

@@ -167,7 +167,7 @@
     "karma-spec-reporter": "^0.0.36",
     "karma-viewport": "^1.0.9",
     "node-polyfill-webpack-plugin": "^2.0.1",
-    "puppeteer": "^21.0.3",
+    "puppeteer": "^21.4.1",
     "raw-loader": "^4.0.2",
     "regextras": "^0.8.0",
     "sass": "^1.66.1",