RFR: 8350594: Misleading warning about install dir for DMG packaging

Mon Feb 24 17:06:56 UTC 2025

On Mon, 24 Feb 2025 16:54:59 GMT, Alexey Semenyuk <asemenyuk at openjdk.org> wrote:

> - Fix the warning message about the custom installation directory location jpackage issues for DMG runtime packaging.
>  - Don't issue the warning when the `-install-dir` value equals the default installation directory location.

@sashamatveev PTAL

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PR Comment: https://git.openjdk.org/jdk/pull/23752#issuecomment-2679112228