RFR: 8356221: Clarify Console.charset() method description

[Brian Burkhalter]

On Wed, 7 May 2025 16:56:47 GMT, Naoto Sato <naoto at openjdk.org> wrote:

> Simple clarification of the `Console.charset()` method description, making explicit how the charset is applied.

Looks all right to me.

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Marked as reviewed by bpb (Reviewer).

PR Review: https://git.openjdk.org/jdk/pull/25103#pullrequestreview-2822560049