[jdk8u-dev] RFR: 8373476: (tz) Update Timezone Data to 2025c

[Zhaokun Xie]

Backport of https://github.com/openjdk/jdk/commit/5df183be6c484d8f9635fac149caf5e2079c5561,  JDK8 test cases have been adapted.

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Commit messages:
 - Backport 5df183be6c484d8f9635fac149caf5e2079c5561

Changes: https://git.openjdk.org/jdk8u-dev/pull/753/files
  Webrev: https://webrevs.openjdk.org/?repo=jdk8u-dev&pr=753&range=00
  Issue: https://bugs.openjdk.org/browse/JDK-8373476
  Stats: 263 lines in 21 files changed: 134 ins; 16 del; 113 mod
  Patch: https://git.openjdk.org/jdk8u-dev/pull/753.diff
  Fetch: git fetch https://git.openjdk.org/jdk8u-dev.git pull/753/head:pull/753

PR: https://git.openjdk.org/jdk8u-dev/pull/753