8368335: Refactor the rest of Locale TestNG based tests to JUnit

[rm-gh-8]

Backporting JDK-8368335: Refactor the rest of Locale TestNG based tests to JUnit.

This PR converts TestNG-based Locale tests to JUnit.

For parity with Oracle JDK.

Ran related tests on linux-x64, linux-aarch64, macos-aarch64 and windows-x64:

make test TEST=test/jdk/java/util/Locale

Results attached:

windows-x64-specific-test.log
macos-aarch64-specific-test.log
linux-x64-specific-test.log
linux-aarch64-specific-test.log

---

Progress

• Change must not contain extraneous whitespace
• Commit message must refer to an issue
• JDK-8368335 needs maintainer approval

Issue

• JDK-8368335: Refactor the rest of Locale TestNG based tests to JUnit (Sub-task - P4 - Requested)

Reviewing

Using git

Checkout this PR locally:
$ git fetch https://git.openjdk.org/jdk25u-dev.git pull/221/head:pull/221
$ git checkout pull/221

Update a local copy of the PR:
$ git checkout pull/221
$ git pull https://git.openjdk.org/jdk25u-dev.git pull/221/head

Using Skara CLI tools

Checkout this PR locally:
$ git pr checkout 221

View PR using the GUI difftool:
$ git pr show -t 221

Using diff file

Download this PR as a diff file:
https://git.openjdk.org/jdk25u-dev/pull/221.diff

Using Webrev

Link to Webrev Comment

[bridgekeeper]

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[openjdk]

❗ This change is not yet ready to be integrated.
See the Progress checklist in the description for automated requirements.

[openjdk]

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

[openjdk]

⚠️ @rm-gh-8 This change is now ready for you to apply for maintainer approval. This can be done directly in each associated issue or by using the /approval command.

[mlbridge]

Webrevs

• 00: Full (4de7fec9)

[rm-gh-8]

/approval request for backport of JDK-8368335: Refactor the rest of Locale TestNG based tests to JUnit.

This is a test fix.

For parity with Oracle JDK.

[openjdk]

@rm-gh-8
8368335: The approval request has been created successfully.