git: openjdk/jdk21u-dev: master: 8359207: Remove runtime/signal/TestSigusr2.java since it is always skipped

[SendaoYan]

Changeset: 32d8d448
Branch: master
Author:    SendaoYan <syan at openjdk.org>
Date:      2025-09-05 07:46:26 +0000
URL:       https://git.openjdk.org/jdk21u-dev/commit/32d8d448361cedf7d0825b870054d167cacbc6b7

8359207: Remove runtime/signal/TestSigusr2.java since it is always skipped

Backport-of: 51877f568ba84a8ec7721656571c90c5eb952eb3

! test/hotspot/jtreg/runtime/signal/SigTestDriver.java
- test/hotspot/jtreg/runtime/signal/TestSigusr2.java