remove commented out line

Author: Zsailer

jupyter_client/multikernelmanager.py

@@ -326,7 +326,6 @@ async def _async_shutdown_all(self, now: bool = False) -> None:
 
     shutdown_all = run_sync(_async_shutdown_all)
 
-    # @kernel_method
     def interrupt_kernel(self, kernel_id: str) -> None:
         """Interrupt (SIGINT) the kernel by its uuid.