8274407: (tz) Update Timezone Data to 2021c

[yan-too]

A necessary update for every release. Applies cleanly. Some 101 relevant tests all pass.

---

Progress

• Change must not contain extraneous whitespace
• Commit message must refer to an issue

Issues

• JDK-8274407: (tz) Update Timezone Data to 2021c
• JDK-8274467: TestZoneInfo310.java fails with tzdata2021b
• JDK-8274468: TimeZoneTest.java fails with tzdata2021b

Reviewing

Using git

Checkout this PR locally:
$ git fetch https://git.openjdk.java.net/jdk15u-dev pull/122/head:pull/122
$ git checkout pull/122

Update a local copy of the PR:
$ git checkout pull/122
$ git pull https://git.openjdk.java.net/jdk15u-dev pull/122/head

Using Skara CLI tools

Checkout this PR locally:
$ git pr checkout 122

View PR using the GUI difftool:
$ git pr show -t 122

Using diff file

Download this PR as a diff file:
https://git.openjdk.java.net/jdk15u-dev/pull/122.diff

[bridgekeeper]

👋 Welcome back yan! A progress list of the required criteria for merging this PR into master will be added to the body of your pull request. There are additional pull request commands available for use with this pull request.

[openjdk]

This backport pull request has now been updated with issues from the original commit.

[openjdk]

@yan-too This change now passes all automated pre-integration checks.

After integration, the commit message for the final commit will be:

8274407: (tz) Update Timezone Data to 2021c
8274467: TestZoneInfo310.java fails with tzdata2021b
8274468: TimeZoneTest.java fails with tzdata2021b

You can use pull request commands such as /summary, /contributor and /issue to adjust it as needed.

At the time when this comment was updated there had been 2 new commits pushed to the master branch:

• 2f0e828: 8274501: c2i entry barriers read int as long on AArch64
• c3e3cc1: 8269850: Most JDK releases report macOS version 12 as 10.16 instead of 12.0

Please see this link for an up-to-date comparison between the source branch of this pull request and the master branch.
As there are no conflicts, your changes will automatically be rebased on top of these commits when integrating. If you prefer to avoid this automatic rebasing, please check the documentation for the /integrate command for further details.

➡️ To integrate this PR with the above commit message to the master branch, type /integrate in a new comment.

[yan-too]

/integrate

[openjdk]

Going to push as commit 0e6a183.
Since your change was applied there have been 2 commits pushed to the master branch:

• 2f0e828: 8274501: c2i entry barriers read int as long on AArch64
• c3e3cc1: 8269850: Most JDK releases report macOS version 12 as 10.16 instead of 12.0

Your commit was automatically rebased without conflicts.

[openjdk]

@yan-too Pushed as commit 0e6a183.

💡 You may see a message that your pull request was closed with unmerged commits. This can be safely ignored.

[mlbridge]

Webrevs

• 00: Full (960789a2)