[jdk21u-dev] RFR: 8324065: Daylight saving information for `Africa/Casablanca` are incorrect

[Goetz Lindenmaier]

I backport this for parity with 21.0.10-oracle.

-------------

Commit messages:
 - Backport 0d8543d6773a516dad54038070dce507179d0709

Changes: https://git.openjdk.org/jdk21u-dev/pull/2350/files
  Webrev: https://webrevs.openjdk.org/?repo=jdk21u-dev&pr=2350&range=00
  Issue: https://bugs.openjdk.org/browse/JDK-8324065
  Stats: 44 lines in 6 files changed: 5 ins; 7 del; 32 mod
  Patch: https://git.openjdk.org/jdk21u-dev/pull/2350.diff
  Fetch: git fetch https://git.openjdk.org/jdk21u-dev.git pull/2350/head:pull/2350

PR: https://git.openjdk.org/jdk21u-dev/pull/2350