Auto-sync with upstream branch master
Upstream commit: 8260f23616c1a2a4e609f989a195fba7690a42ca
- Fix strptime era handling, add more strftime tests [BZ #24394]
- time/tst-strftime2.c: Make the file easier to maintain
- time: Add tests for Minguo calendar [BZ #24293]
- ja_JP locale: Add entry for the new Japanese era [BZ #22964]
- Add Reiwa era tests to time/tst-strftime3.c