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

[David Holmes]

On Mon, 16 Jun 2025 09:56:47 GMT, SendaoYan <syan at openjdk.org> wrote:

> Hi all,
> 
> The test `runtime/signal/TestSigusr2.java` has jtreg tag `@requires os.family != "windows" & os.family != "aix"`, and this test will skip on linux or macos(https://github.com/openjdk/jdk/blob/master/test/hotspot/jtreg/runtime/signal/SigTestDriver.java#L59). Thus this test is always skipped indeed. So I want to removed this test. Test-fix only, no rsik.

LGTM2.

Thanks

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Marked as reviewed by dholmes (Reviewer).

PR Review: https://git.openjdk.org/jdk/pull/25825#pullrequestreview-2934260769