[jdk11u-dev] RFR: 8305113: (tz) Update Timezone Data to 2023c

Thu Apr 13 16:03:00 UTC 2023

Update to the latest tzdata.

Backport is near clean from trunk and clean from 17u (see https://github.com/openjdk/jdk17u-dev/pull/1241).

Tests in `java/util/TimeZone`, `java/time/test`, `sun/util/calendar`, `sun/util/resources` and `sun/text/resources`  show no regressions (I see `java/time/test/java/time/format/TestUTCParse.java` failing both patched and unpatched)

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Commit messages:
 - Backport ed9592c6e81f82e2bf6508ce45ba15aad8232181

Changes: https://git.openjdk.org/jdk11u-dev/pull/1830/files
 Webrev: https://webrevs.openjdk.org/?repo=jdk11u-dev&pr=1830&range=00
  Issue: https://bugs.openjdk.org/browse/JDK-8305113
  Stats: 330 lines in 18 files changed: 188 ins; 25 del; 117 mod
  Patch: https://git.openjdk.org/jdk11u-dev/pull/1830.diff
  Fetch: git fetch https://git.openjdk.org/jdk11u-dev.git pull/1830/head:pull/1830

PR: https://git.openjdk.org/jdk11u-dev/pull/1830