RFR: 8265880: ProblemList serviceability/dcmd/gc/RunFinalizationTest.java on Linux-X64

[Daniel D.Daugherty]

A trivial fix to ProblemList serviceability/dcmd/gc/RunFinalizationTest.java on Linux-X64.

-------------

Commit messages:
 - 8265880: ProblemList serviceability/dcmd/gc/RunFinalizationTest.java on Linux-X64

Changes: https://git.openjdk.java.net/jdk/pull/3666/files
 Webrev: https://webrevs.openjdk.java.net/?repo=jdk&pr=3666&range=00
  Issue: https://bugs.openjdk.java.net/browse/JDK-8265880
  Stats: 1 line in 1 file changed: 1 ins; 0 del; 0 mod
  Patch: https://git.openjdk.java.net/jdk/pull/3666.diff
  Fetch: git fetch https://git.openjdk.java.net/jdk pull/3666/head:pull/3666

PR: https://git.openjdk.java.net/jdk/pull/3666