RFR: 1950: Don't run the second jcheck if there is no .jcheck/conf in source branch [v2]

Fri Jun 16 16:20:24 UTC 2023

On Fri, 16 Jun 2023 16:12:52 GMT, Zhao Song <zsong at openjdk.org> wrote:

>> [SKARA-1937](https://bugs.openjdk.org/browse/SKARA-1937) triggered CheckWorkItem for many “ancient” prs and if the pr’s source branch doesn’t contain .jcheck/conf , it would trigger the second run of jcheck and then throw some exceptions.
>> 
>> In this patch, before the bot runs the second round of jcheck, it will check if .jcheck/conf exists in the "merge" branch.
>
> Zhao Song has updated the pull request incrementally with one additional commit since the last revision:
> 
>   update

Marked as reviewed by erikj (Lead).

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PR Review: https://git.openjdk.org/skara/pull/1533#pullrequestreview-1483866413