[jdk11u-dev] RFR: 8275329: ZGC: vmTestbase/gc/gctests/SoftReference/soft004/soft004.java fails with assert(_phases->length() <= 1000) failed: Too many recored phases?

[Andrew Lu]

I backport this for parity with 11.0.22-oracle.

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Commit messages:
 - Backport 6b833db3f9cace8fbb09bb803ba31208e37a4622

Changes: https://git.openjdk.org/jdk11u-dev/pull/2275/files
 Webrev: https://webrevs.openjdk.org/?repo=jdk11u-dev&pr=2275&range=00
  Issue: https://bugs.openjdk.org/browse/JDK-8275329
  Stats: 2 lines in 1 file changed: 1 ins; 0 del; 1 mod
  Patch: https://git.openjdk.org/jdk11u-dev/pull/2275.diff
  Fetch: git fetch https://git.openjdk.org/jdk11u-dev.git pull/2275/head:pull/2275

PR: https://git.openjdk.org/jdk11u-dev/pull/2275