RFR: 8350279: HttpClient: Add a new HttpResponse method to identify connections [v11]

[Jaikiran Pai]

On Mon, 7 Apr 2025 09:31:47 GMT, Volkan Yazici <vyazici at openjdk.org> wrote:

>> Adds `HttpResponse::connectionLabel` method that provides an identifier for the connection.
>> 
>> **Implementation note:** The feature is facilitated by `HttpConnection::label`, which should not be confused with `HttpConnection::id`. This distinction is explained in the JavaDoc of both properties.
>
> Volkan Yazici has updated the pull request incrementally with one additional commit since the last revision:
> 
>   Simplify comments

I don't have anything else. This looks good to me. Thank you for working on this enhancement and your patience during the review.

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Marked as reviewed by jpai (Reviewer).

PR Review: https://git.openjdk.org/jdk/pull/24154#pullrequestreview-2746171031