RFR: 8342938: Problem list java/io/IO/IO.java test on Linux ppc64le

[Matthias Baesken]

Test java/io/IO/IO.java fails on Linux ppc64le because of issues with 'expect' .

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Commit messages:
 - JDK-8342938

Changes: https://git.openjdk.org/jdk/pull/21678/files
  Webrev: https://webrevs.openjdk.org/?repo=jdk&pr=21678&range=00
  Issue: https://bugs.openjdk.org/browse/JDK-8342938
  Stats: 1 line in 1 file changed: 1 ins; 0 del; 0 mod
  Patch: https://git.openjdk.org/jdk/pull/21678.diff
  Fetch: git fetch https://git.openjdk.org/jdk.git pull/21678/head:pull/21678

PR: https://git.openjdk.org/jdk/pull/21678