Update @octokit/webhooks requirement from ^5.3.3 to ^6.2.2
Update @octokit/webhooks requirement from ^5.3.3 to ^6.2.2

Updates the requirements on [@octokit/webhooks](https://github.com/octokit/webhooks.js) to permit the latest version.
- [Release notes](https://github.com/octokit/webhooks.js/releases)
- [Commits](https://github.com/octokit/webhooks.js/compare/v5.3.3...v6.2.2)

Signed-off-by: dependabot-preview[bot] <5bdcd3c0d4d24ae3e71b3b452a024c6324c7e4bb@dependabot.com>
zuzakistan/civilservant,zuzakistan/civilservant