RFR: JDK-8305211: Remove CA certificates that are expired

[Victor Rudometov]

Removed 6 CA certificates that are expired, updated VerifyCACerts test

Build passed, jtreg test VerifyCACerts passed.

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Commit messages:
 - 8305211: Remove CA certificates that are expired

Changes: https://git.openjdk.org/jdk/pull/13237/files
 Webrev: https://webrevs.openjdk.org/?repo=jdk&pr=13237&range=00
  Issue: https://bugs.openjdk.org/browse/JDK-8305211
  Stats: 220 lines in 7 files changed: 1 ins; 217 del; 2 mod
  Patch: https://git.openjdk.org/jdk/pull/13237.diff
  Fetch: git fetch https://git.openjdk.org/jdk.git pull/13237/head:pull/13237

PR: https://git.openjdk.org/jdk/pull/13237