Bump mcp from 1.26.0 to 1.27.0 in /python (#5117)

Bumps [mcp](https://github.com/modelcontextprotocol/python-sdk) from 1.26.0 to 1.27.0.
- [Release notes](https://github.com/modelcontextprotocol/python-sdk/releases)
- [Changelog](https://github.com/modelcontextprotocol/python-sdk/blob/main/RELEASE.md)
- [Commits](modelcontextprotocol/python-sdk@v1.26.0...v1.27.0)

---
updated-dependencies:
- dependency-name: mcp
  dependency-version: 1.27.0
  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>
Co-authored-by: Evan Mattson <[email protected]>

Author: dependabot[bot]