Unblock dependency upgrade for mysql-connector-python from 8.4.0 to 9.0.0

[winstonsung]

問題說明 Description of the issue

Dependabot commit got reverted while it says "compatibility 100%":

• Upgrade
  • winstonsung#4
• Revert
  • de39287
  • 5a2365f

目標 Goal

Unblock the dependency upgrade process for mysql-connector-python from 8.4.0 to 9.0.0.