updated fastmcp version

Author: Kanchan-Microsoft

src/mcp_server/pyproject.toml

@@ -15,7 +15,7 @@ dynamic = ["version"]
 
 # Core runtime dependencies (kept in sync with requirements.txt)
 dependencies = [
-  "fastmcp==2.11.3",
+  "fastmcp==2.13.0",
   "uvicorn[standard]==0.32.1",
   "python-dotenv==1.1.1",
   "azure-identity==1.19.0",