chore(deps-dev): bump @modelcontextprotocol/inspector

Bumps [@modelcontextprotocol/inspector](https://github.com/modelcontextprotocol/inspector) from 0.16.6 to 0.16.8.
- [Release notes](https://github.com/modelcontextprotocol/inspector/releases)
- [Commits](modelcontextprotocol/inspector@0.16.6...0.16.8)

---
updated-dependencies:
- dependency-name: "@modelcontextprotocol/inspector"
  dependency-version: 0.16.8
  dependency-type: direct:development
  update-type: version-update:semver-patch
...

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

Author: dependabot[bot]