git: openjdk/jdk-sandbox: parttimenerd_jfr_cpu_time_sampler3: Tiny build fix

[duke]

Changeset: caf8965e
Author:    Johannes Bechberger <johannes.bechberger at sap.com>
Date:      2024-06-24 14:01:28 +0000
URL:       https://git.openjdk.org/jdk-sandbox/commit/caf8965ed0ea60511b763dfc1b0f43741db63f78

Tiny build fix

! src/hotspot/share/jfr/periodic/sampling/jfrCPUTimeThreadSampler.cpp