git: openjdk/jdk21u-dev: master: 8330702: Update failure handler to don't generate Error message if cores actions are empty

[Goetz Lindenmaier]

Changeset: 4a3eaa71
Branch: master
Author:    Goetz Lindenmaier <goetz at openjdk.org>
Date:      2025-02-07 08:12:07 +0000
URL:       https://git.openjdk.org/jdk21u-dev/commit/4a3eaa71b8f284cd1dcaf01b74a144287dfdb9a5

8330702: Update failure handler to don't generate Error message if cores actions are empty

Backport-of: 548e95a689d63e97ddbdfe7dd7df3a2e3377046c

! test/failure_handler/src/share/classes/jdk/test/failurehandler/action/ActionSet.java
! test/failure_handler/src/share/conf/windows.properties