[jdk13u-dev] RFR: 8296480: java/security/cert/pkix/policyChanges/TestPolicy.java is failing

[Yuri Nesterenko]

Clean backport of the fix to a test failing because of just expired certificates.

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Commit messages:
 - Backport b6ea69c06aca7f013e26596cebd039960c5b4d34

Changes: https://git.openjdk.org/jdk13u-dev/pull/433/files
 Webrev: https://webrevs.openjdk.org/?repo=jdk13u-dev&pr=433&range=00
  Issue: https://bugs.openjdk.org/browse/JDK-8296480
  Stats: 6 lines in 1 file changed: 5 ins; 0 del; 1 mod
  Patch: https://git.openjdk.org/jdk13u-dev/pull/433.diff
  Fetch: git fetch https://git.openjdk.org/jdk13u-dev pull/433/head:pull/433

PR: https://git.openjdk.org/jdk13u-dev/pull/433