git: openjdk/leyden: premain: JDK-8352187 port

[duke]

Changeset: fa922ff0
Branch: premain
Author:    Vladimir Kozlov <vladimir.kozlov at oracle.com>
Date:      2025-07-18 13:53:26 +0000
URL:       https://git.openjdk.org/leyden/commit/fa922ff0a14f61caa7c64030d1db0914b0919d59

JDK-8352187 port

! src/hotspot/share/runtime/threads.cpp
+ test/hotspot/jtreg/runtime/cds/appcds/aotCache/ManagementAgent.java