git: openjdk/jdk17u-dev: 8309138: Fix container tests for jdks with symlinked conf dir

[Severin Gehwolf]

Changeset: 01ac9cbb
Author:    Zdenek Zambersky <zzambers at openjdk.org>
Committer: Severin Gehwolf <sgehwolf at openjdk.org>
Date:      2023-06-14 16:17:11 +0000
URL:       https://git.openjdk.org/jdk17u-dev/commit/01ac9cbbca887446d95634f33466e6697988be3c

8309138: Fix container tests for jdks with symlinked conf dir

Backport-of: ec55539534d43629c1a47407a8e2e94913034a71

! test/lib/jdk/test/lib/containers/docker/DockerTestUtils.java