docs(cloudrun): rewrite plugin guide in natural Chinese language ✨

Author: binggg

doc/plugins/cloudrun.md

@@ -141,4 +141,4 @@ curl 'http://127.0.0.1:3000/v1/aibot/bots/ibot-customer-service-demo/send-messag
   -H 'Accept: text/event-stream' \
   -H 'Content-Type: application/json' \
   --data-raw '{"msg":"你好"}'
-```
+```