deps(dev-npm): bump release-please in /dev-dependencies (#5754)

Bumps [release-please](https://github.com/googleapis/release-please) from 16.10.2 to 16.12.0.
- [Release notes](https://github.com/googleapis/release-please/releases)
- [Changelog](https://github.com/googleapis/release-please/blob/main/CHANGELOG.md)
- [Commits](googleapis/release-please@v16.10.2...v16.12.0)

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

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

Author: dependabot[bot]

dev-dependencies/package-lock.json

@@ -5,7 +5,7 @@
   "dependencies": {
     "@commitlint/cli": "^19.3.0",
     "@commitlint/config-conventional": "^19.2.2",
-    "release-please": "^16.10.2"
+    "release-please": "^16.12.0"
   },
   "license": "MIT"
 }