[jdk21] RFR: 8314062: ProblemList jdk/jfr/tool/TestView.java on macosx-x64

[Daniel D. Daugherty]

A trivial fix to ProblemList jdk/jfr/tool/TestView.java on macosx-x64.

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Commit messages:
 - 8314062: ProblemList jdk/jfr/tool/TestView.java on macosx-x64

Changes: https://git.openjdk.org/jdk21/pull/171/files
 Webrev: https://webrevs.openjdk.org/?repo=jdk21&pr=171&range=00
  Issue: https://bugs.openjdk.org/browse/JDK-8314062
  Stats: 1 line in 1 file changed: 1 ins; 0 del; 0 mod
  Patch: https://git.openjdk.org/jdk21/pull/171.diff
  Fetch: git fetch https://git.openjdk.org/jdk21.git pull/171/head:pull/171

PR: https://git.openjdk.org/jdk21/pull/171