chore(deps,integrations): update mcp requirement in /integrations

Updates the requirements on [mcp](https://github.com/modelcontextprotocol/python-sdk) to permit the latest version.
- [Release notes](https://github.com/modelcontextprotocol/python-sdk/releases)
- [Changelog](https://github.com/modelcontextprotocol/python-sdk/blob/main/RELEASE.md)
- [Commits](modelcontextprotocol/python-sdk@v1.0.0...v2.0.0)

---
updated-dependencies:
- dependency-name: mcp
  dependency-version: 2.0.0
  dependency-type: direct:development
...

Signed-off-by: dependabot[bot] <support@github.com>

Author: dependabot[bot]

integrations/pyproject.toml

@@ -18,7 +18,7 @@ dependencies = [
 [project.optional-dependencies]
 mcp = [
     # MCP 2 removes the low-level Server decorators used by this integration.
-    "mcp>=1.0,<2",
+    "mcp>=1.0,<3",
 ]
 
 [project.scripts]