<i18n dev> RFR: 8337279: Optimize format instant [v11]

[Shaojin Wen]

> By removing the redundant code logic in DateTimeFormatterBuilder$InstantPrinterParser#formatTo, the codeSize can be reduced and the performance can be improved.

Shaojin Wen has updated the pull request with a new target base due to a merge or a rebase. The incremental webrev excludes the unrelated changes brought in by the merge/rebase. The pull request contains 14 additional commits since the last revision:

 - remove JavaTimeAccess
 - Merge remote-tracking branch 'upstream/master' into optim_instant_fmt_202407
 - Merge remote-tracking branch 'upstream/master' into optim_instant_fmt_202407
 - Merge remote-tracking branch 'upstream/master' into optim_instant_fmt_202407
 - suggestion from @jensli
 - Speed up Instant.toString using JavaTimeAccess
 - add JavaTimeAccess SharedSecrets
 - Merge remote-tracking branch 'upstream/master' into optim_instant_fmt_202407
 - breaking out the printNano methods
 - copyright
 - ... and 4 more: https://git.openjdk.org/jdk/compare/538bbce7...8a73736d

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

Changes:
  - all: https://git.openjdk.org/jdk/pull/20353/files
  - new: https://git.openjdk.org/jdk/pull/20353/files/a9c5a36e..8a73736d

Webrevs:
 - full: https://webrevs.openjdk.org/?repo=jdk&pr=20353&range=10
 - incr: https://webrevs.openjdk.org/?repo=jdk&pr=20353&range=09-10

  Stats: 650567 lines in 11254 files changed: 362414 ins; 227718 del; 60435 mod
  Patch: https://git.openjdk.org/jdk/pull/20353.diff
  Fetch: git fetch https://git.openjdk.org/jdk.git pull/20353/head:pull/20353

PR: https://git.openjdk.org/jdk/pull/20353