Add comments mentioned in an issue open-telemetry#1919

Author: allen-k1m

instrumentation/opentelemetry-instrumentation-asyncio/README.rst

@@ -34,7 +34,7 @@ Example
     import asyncio
 
     async def main():
-        await asyncio.sleep(0.1)
+        await asyncio.create_task(asyncio.sleep(0.1))
 
     asyncio.run(main())