Remove call to `getReportNameValuePairs()` in method `getChatByParticipants` from `ReportUtils.ts`

[tgolen]

This is part of #59961 and will ensure that the function is a pure function.

No proposals are necessary for this.

Issue Owner

Current Issue Owner: @

[melvin-bot]

Triggered auto assignment to @CortneyOfstad (Bug), see https://stackoverflow.com/c/expensify/questions/14418 for more details. Please add this bug to a GH project, as outlined in the SO.

[daledah]

No proposals are necessary for this.

I am happy to take it if it is available

[DylanDylann]

Not overdue, we will handle this issue in the phase 2