RFR: 1071: auto-set `/csr` flag from JBS state [v2]

[Guoxiong Li]

On Thu, 25 Nov 2021 04:13:23 GMT, Guoxiong Li <gli at openjdk.org> wrote:

>> Hi all,
>> 
>> Currently, the author of the PR or a reviewer could type `/csr` in the comment to direct the need of the CSR.
>> It is good for the bot to automatically scan the `scr for` link and set the `csr` label for the PR.
>> 
>> This patch adds the automatically scanning feature. And the corresponding tests are added.
>> 
>> Thanks for taking the time to review.
>> 
>> Best Regards,
>> -- Guoxiong
>
> Guoxiong Li has updated the pull request incrementally with three additional commits since the last revision:
> 
>  - Revise the logic of the command '/csr unneeded'
>  - Fix the tests.
>  - Revise logging.

I refactor the code to reduce the nested statements.

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PR: https://git.openjdk.java.net/skara/pull/1245