RFR: 8317742: ISO Starndard Date Format implementation consistency on DateTimeFormatter and String.format [v2]

[温绍锦]

> j.u.Formatter now prints "%tF" (iso standard date) and the result is incorrect when processing year < 0 or year > 9999

温绍锦 has updated the pull request incrementally with one additional commit since the last revision:

  No longer localize printed numbers

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Changes:
  - all: https://git.openjdk.org/jdk/pull/16033/files
  - new: https://git.openjdk.org/jdk/pull/16033/files/f40ed1f4..d90111f8

Webrevs:
 - full: https://webrevs.openjdk.org/?repo=jdk&pr=16033&range=01
 - incr: https://webrevs.openjdk.org/?repo=jdk&pr=16033&range=00-01

  Stats: 69 lines in 2 files changed: 41 ins; 22 del; 6 mod
  Patch: https://git.openjdk.org/jdk/pull/16033.diff
  Fetch: git fetch https://git.openjdk.org/jdk.git pull/16033/head:pull/16033

PR: https://git.openjdk.org/jdk/pull/16033