chore(deps-dev): update puppeteer requirement from ^21.5.2 to ^21.6.1

Updates the requirements on [puppeteer](https://github.com/puppeteer/puppeteer) to permit the latest version.
- [Release notes](https://github.com/puppeteer/puppeteer/releases)
- [Changelog](https://github.com/puppeteer/puppeteer/blob/main/release-please-config.json)
- [Commits](puppeteer/puppeteer@puppeteer-v21.5.2...puppeteer-v21.6.1)

---
updated-dependencies:
- dependency-name: puppeteer
  dependency-type: direct:development
...

Signed-off-by: dependabot[bot] <[email protected]>

package.json

@@ -31,7 +31,7 @@
     "@iobroker/legacy-testing": "^1.0.3",
     "@iobroker/testing": "^4.1.0",
     "sinon-chai": "^3.7.0",
-    "puppeteer": "^21.5.2",
+    "puppeteer": "^21.6.1",
     "colorette": "^2.0.20",
     "chai-as-promised": "^7.1.1",
     "chai": "^4.3.10",