git: openjdk/jcstress: 7903427: jcstress: Fix Sonar warnings

[duke]

Changeset: 7fe13129
Author:    Aleksey Shipilëv <shade at redhat.com>
Committer: GitHub <noreply at github.com>
Date:      2023-02-02 17:15:19 +0000
URL:       https://git.openjdk.org/jcstress/commit/7fe1312971207df3ef32fca416966ce6b744adb0

7903427: jcstress: Fix Sonar warnings


! jcstress-benchmarks/src/main/java/org/openjdk/jcstress/SampleTestBench.java
! jcstress-core/src/main/java/org/openjdk/jcstress/infra/runners/ForkedTestConfig.java