RFR: 2233: TestHost does not set assignees correctly for backports

[Erik Joelsson]

On Fri, 12 Apr 2024 08:43:51 GMT, Erik Duveblad <ehelin at openjdk.org> wrote:

> Hi all,
> 
> please review this small patch that makes `TestHost` set assignees correctly for any backport it creates. For now have I opted to just throw if the `HostUser` isn't found. In the future we could instead invoke the `RestRequest.ErrorTransform` if we ever have a need to test what happens when the value for the `assignee` property in the body to the backports endpoint contains an unknown username (we currently do not have that need).
> 
> Thanks,
> Erik

Marked as reviewed by erikj (Lead).

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PR Review: https://git.openjdk.org/skara/pull/1636#pullrequestreview-2011556602