[jdk16u] RFR: 8256421: Add 2 HARICA roots to cacerts truststore

[Rajan Halade]

Backport is not clean as fix for JDK-8251989 is not in JDK 16. This fix updated VerifyCACerts.java test code.

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Commit messages:
 - 8256421: Add 2 HARICA roots to cacerts truststore

Changes: https://git.openjdk.java.net/jdk16u/pull/20/files
 Webrev: https://webrevs.openjdk.java.net/?repo=jdk16u&pr=20&range=00
  Issue: https://bugs.openjdk.java.net/browse/JDK-8256421
  Stats: 394 lines in 4 files changed: 390 ins; 0 del; 4 mod
  Patch: https://git.openjdk.java.net/jdk16u/pull/20.diff
  Fetch: git fetch https://git.openjdk.java.net/jdk16u pull/20/head:pull/20

PR: https://git.openjdk.java.net/jdk16u/pull/20