RFR: 2552: Followup of SKARA-2408

[Erik Joelsson]

On Tue, 5 Aug 2025 17:56:43 GMT, Zhao Song <zsong at openjdk.org> wrote:

> [SKARA-2408](https://bugs.openjdk.org/browse/SKARA-2408) is not working as expected since the first CheckWorkItem is processed before LabelerWorkItem. Therefore, the logic I added in [SKARA-2408](https://bugs.openjdk.org/browse/SKARA-2408) won't stop the bot from adding "rfr" label in the firstCheckWorkItem.
> 
> Currently, If a pr is not associated with any component, the bot will
> 1. Add "rfr" label in the first CheckWorkItem
> 2. Execute the LabelerWorkItem
> 3. In the next CheckWorkItem, it will remove the "rfr" label
> 
> This will cause a race between mlbridgeBot and prBot.

Marked as reviewed by erikj (Lead).

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PR Review: https://git.openjdk.org/skara/pull/1728#pullrequestreview-3092340142