RFR: 8353620: Make some systems tests robust for Ubuntu 24.04

Thu Apr 3 18:19:51 UTC 2025

On Thu, 3 Apr 2025 18:05:54 GMT, Jayathirth D V <jdv at openjdk.org> wrote:

> Under https://bugs.openjdk.org/browse/JDK-8339679 task, we are running full tests and identifying issues for Ubuntu 24.04.
> 
> As part of above task it is identified that there are 3 tests which fail intermittently and we need to add appropriate delays to make them more robust. Delays are added between UI launch and processing of UI events, with this change intermittent failures are not seen.

LGTM

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Marked as reviewed by kcr (Lead).

PR Review: https://git.openjdk.org/jfx/pull/1761#pullrequestreview-2740768516