RFR: 8364213: (bf) Improve java/nio/Buffer/GetChars.java test comments [v4]

[Roger Riggs]

On Wed, 30 Jul 2025 18:03:10 GMT, Brett Okken <duke at openjdk.org> wrote:

>> Address code review comments which came in post integration/merge of https://github.com/openjdk/jdk/pull/26282.
>> 
>> Update/clarify test summary tag
>> Document the values generated for arguments
>> Move the endian-ness qualifier in the test descriptor string to not be first
>> Change test method names to more closely match arg names of method under test
>
> Brett Okken has updated the pull request incrementally with one additional commit since the last revision:
> 
>   whitespace

I updated the issue title (8364213) to match the current test name; please update the PR description.

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PR Comment: https://git.openjdk.org/jdk/pull/26512#issuecomment-3144701811