chore(deps): bump fastmcp in /examples/mcp-server/calculator (#112)

Bumps [fastmcp](https://github.com/PrefectHQ/fastmcp) from 2.14.2 to 3.2.0.
- [Release notes](https://github.com/PrefectHQ/fastmcp/releases)
- [Changelog](https://github.com/PrefectHQ/fastmcp/blob/main/docs/changelog.mdx)
- [Commits](PrefectHQ/fastmcp@v2.14.2...v3.2.0)

---
updated-dependencies:
- dependency-name: fastmcp
  dependency-version: 3.2.0
  dependency-type: direct:production
...

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

Author: dependabot[bot]

examples/mcp-server/calculator/requirements.txt

@@ -1 +1 @@
-fastmcp==2.14.2
+fastmcp==3.2.0