Bump @octokit/webhooks-schemas from 7.0.3 to 7.5.1

Bumps [@octokit/webhooks-schemas](https://github.com/octokit/webhooks) from 7.0.3 to 7.5.1.
- [Release notes](https://github.com/octokit/webhooks/releases)
- [Commits](octokit/webhooks@v7.0.3...v7.5.1)

---
updated-dependencies:
- dependency-name: "@octokit/webhooks-schemas"
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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