Reactive reviewer roulette

What does this MR do and why?

恢复 Danger 审查者转盘能力

Resolves #1975 (closed)
Related MR: team-members!31

细节：

• 可以确保对于每个MR的输出对于相同的成员信息状态稳定，即不会出现每次commit都会roll出另外一位reviewer的怪效果

Screenshots or screen recordings

After

How to set up and validate locally

Numbered steps to set up and validate the change are strongly suggested.

MR acceptance checklist

This checklist encourages us to confirm any changes have been analyzed to reduce risks in quality, performance, reliability, security, and maintainability.

• I have evaluated the MR acceptance checklist for this MR.