RFR: 8260356: (tz) Upgrade time-zone data to tzdata2021a

[Kiran Sidhartha Ravikumar]

Hi Guys,

Please review integrating tzdata2021a to JDK.

JBS: https://bugs.openjdk.java.net/browse/JDK-8260356

The fix has passed the regression and JCK tests. More information can be viewed at - https://mm.icann.org/pipermail/tz-announce/2021-January/000065.html

Thanks,
Kiran

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Commit messages:
 - 8260356: (tz) Upgrade time-zone data to tzdata2021a

Changes: https://git.openjdk.java.net/jdk/pull/2359/files
 Webrev: https://webrevs.openjdk.java.net/?repo=jdk&pr=2359&range=00
  Issue: https://bugs.openjdk.java.net/browse/JDK-8260356
  Stats: 12 lines in 3 files changed: 6 ins; 0 del; 6 mod
  Patch: https://git.openjdk.java.net/jdk/pull/2359.diff
  Fetch: git fetch https://git.openjdk.java.net/jdk pull/2359/head:pull/2359

PR: https://git.openjdk.java.net/jdk/pull/2359