[jdk21u-dev] RFR: 8323276: StressDirListings.java fails on AIX

[Goetz Lindenmaier]

I backport this for parity with 21.0.4-oracle.

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Commit messages:
 - Backport e5aed6be7a184a86a32fa671d48e0781fab54183

Changes: https://git.openjdk.org/jdk21u-dev/pull/325/files
 Webrev: https://webrevs.openjdk.org/?repo=jdk21u-dev&pr=325&range=00
  Issue: https://bugs.openjdk.org/browse/JDK-8323276
  Stats: 2 lines in 1 file changed: 0 ins; 0 del; 2 mod
  Patch: https://git.openjdk.org/jdk21u-dev/pull/325.diff
  Fetch: git fetch https://git.openjdk.org/jdk21u-dev.git pull/325/head:pull/325

PR: https://git.openjdk.org/jdk21u-dev/pull/325