[jdk11u-dev] RFR: 8275766: (tz) Update Timezone Data to 2021e

[Martin Doerr]

8275849: TestZoneInfo310.java fails with tzdata2021e
8276536: Update TimeZoneNames files to follow the changes made by JDK-8275766

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Commit messages:
 - Backport 5b4e39863dbc0d61e91675261dd6887f704ab868

Changes: https://git.openjdk.java.net/jdk11u-dev/pull/629/files
 Webrev: https://webrevs.openjdk.java.net/?repo=jdk11u-dev&pr=629&range=00
  Issue: https://bugs.openjdk.java.net/browse/JDK-8275766
  Stats: 52 lines in 6 files changed: 29 ins; 6 del; 17 mod
  Patch: https://git.openjdk.java.net/jdk11u-dev/pull/629.diff
  Fetch: git fetch https://git.openjdk.java.net/jdk11u-dev pull/629/head:pull/629

PR: https://git.openjdk.java.net/jdk11u-dev/pull/629