uvicorn 设置日志级别

参考：https://stackoverflow.com/questions/67266573/how-to-disable-the-logging-of-uvicorn

uvicorn main:app --log-level critical

1. 日志级别 --log-level
2. critical
3. error
4. warning
5. info
6. debug
7. trace
8. --access-log / --no-access-log Enable/Disable access log
9. --use-colors / --no-use-colors Enable/Disable colorized logging