<i18n dev> RFR: 8305113: (tz) Update Timezone Data to 2023c

[Naoto Sato]

On Fri, 31 Mar 2023 00:02:02 GMT, Yoshiki Sato <ysatowse at openjdk.org> wrote:

> Pleases review this PR. 
> The PR includes the following changes.
> - tzdata 2023c
> - Hack code to deal with Cairo's DST end, which is same as done in 2014g([JDK-8049343](https://bugs.openjdk.org/browse/JDK-8049343)).  To work around the the limitation of JSR 310 compiler, where the time 24:00 is recognized as 0:00 in the previous day.

Looks good overall. Please fix a couple of editorial errors.

Changes requested by naoto (Reviewer).

src/java.base/share/data/tzdata/antarctica line 1:

> 1:  #

Extra space

src/java.base/share/data/tzdata/northamerica line 1:

> 1: src/java.base/share/data/tzdata/northamerica #

??? copy/paste error?

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

Changes requested by naoto (Reviewer).

PR Review: https://git.openjdk.org/jdk/pull/13255#pullrequestreview-1367269723
PR Review: https://git.openjdk.org/jdk/pull/13255#pullrequestreview-1367273595
PR Review Comment: https://git.openjdk.org/jdk/pull/13255#discussion_r1154692139
PR Review Comment: https://git.openjdk.org/jdk/pull/13255#discussion_r1154689466