build(deps-dev): bump release-please from 16.8.0 to 16.9.0 (#413)

Bumps [release-please](https://github.com/googleapis/release-please) from 16.8.0 to 16.9.0.
- [Release notes](https://github.com/googleapis/release-please/releases)
- [Changelog](https://github.com/googleapis/release-please/blob/main/CHANGELOG.md)
- [Commits](googleapis/release-please@v16.8.0...v16.9.0)

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

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

package.json

@@ -66,7 +66,7 @@
     "cz-conventional-changelog": "3.3.0",
     "husky": "9.0.7",
     "lint-staged": "15.2.0",
-    "release-please": "16.8.0",
+    "release-please": "16.9.0",
     "remark": "15.0.1",
     "remark-cli": "12.0.0",
     "remark-lint": "9.1.2",