ruff fix

Author: asheshvidyut

src/mcp/server/fastmcp/server.py

@@ -327,7 +327,10 @@ def get_context(self) -> Context[ServerSession, LifespanResultT, Request]:
         return Context(request_context=request_context, fastmcp=self)
 
     async def call_tool(
-        self, name: str, arguments: dict[str, Any], request_context: RequestContext[ServerSession, LifespanResultT, Request] | None = None
+        self,
+        name: str,
+        arguments: dict[str, Any],
+        request_context: RequestContext[ServerSession, LifespanResultT, Request] | None = None,
     ) -> Sequence[ContentBlock] | dict[str, Any]:
         """Call a tool by name with arguments."""
         if request_context: