[jdk11u-dev] RFR: 8288377: [REDO] DST not applying properly with zone id offset set with TZ env variable

[Gaurav Chaudhari]

Backport changes from JDK-8288377

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Commit messages:
 - Backport 3c3256414f7df049cdd6c8519fbcea0d818a1a33

Changes: https://git.openjdk.org/jdk11u-dev/pull/1328/files
 Webrev: https://webrevs.openjdk.org/?repo=jdk11u-dev&pr=1328&range=00
  Issue: https://bugs.openjdk.org/browse/JDK-8288377
  Stats: 129 lines in 2 files changed: 80 ins; 34 del; 15 mod
  Patch: https://git.openjdk.org/jdk11u-dev/pull/1328.diff
  Fetch: git fetch https://git.openjdk.org/jdk11u-dev pull/1328/head:pull/1328

PR: https://git.openjdk.org/jdk11u-dev/pull/1328