RFR: 8213226: [TESTBUG] Reduce the usage of CDSTestUtils.executeAndLog()

[Calvin Cheung]

Please review this CDS tests cleanup for reducing the usage of `CDSTestUtils.executeAndLog()` by making use of `CDSTestUtils.run()`, `CDSTestUtils.createArchiveAndCheck()`, etc.

Testing: tiers 1 - 4.

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Commit messages:
 - Merge branch 'master' into 8213226-remove-executeAndLog
 - fix cds/SharedStrings.java tier3 test failure
 - 8213226 (initial commit)

Changes: https://git.openjdk.java.net/jdk/pull/2297/files
 Webrev: https://webrevs.openjdk.java.net/?repo=jdk&pr=2297&range=00
  Issue: https://bugs.openjdk.java.net/browse/JDK-8213226
  Stats: 384 lines in 24 files changed: 95 ins; 54 del; 235 mod
  Patch: https://git.openjdk.java.net/jdk/pull/2297.diff
  Fetch: git fetch https://git.openjdk.java.net/jdk pull/2297/head:pull/2297

PR: https://git.openjdk.java.net/jdk/pull/2297