[jdk11u-dev] RFR: 8282219: jdk/java/lang/ProcessBuilder/Basic.java fails on AIX

[Goetz Lindenmaier]

I backport this for parity with 11.0.19-oracle.

I resolved the @bug statement. Will mark as clean.

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Commit messages:
 - Backport c5c6058fd57d4b594012035eaf18a57257f4ad85

Changes: https://git.openjdk.org/jdk11u-dev/pull/1773/files
 Webrev: https://webrevs.openjdk.org/?repo=jdk11u-dev&pr=1773&range=00
  Issue: https://bugs.openjdk.org/browse/JDK-8282219
  Stats: 7 lines in 1 file changed: 5 ins; 0 del; 2 mod
  Patch: https://git.openjdk.org/jdk11u-dev/pull/1773.diff
  Fetch: git fetch https://git.openjdk.org/jdk11u-dev pull/1773/head:pull/1773

PR: https://git.openjdk.org/jdk11u-dev/pull/1773