[lworld] RFR: 8366239: Remove 'package_to_module' function from imageFile.cpp

[Coleen Phillimore]

On Wed, 27 Aug 2025 12:44:06 GMT, David Beaumont <duke at openjdk.org> wrote:

> Removing the 'package_to_module' function from imageFile.cpp and the associated JNI export.
> This code isn't used or referenced from anywhere, and removing it makes adapting the package flags for use with preview mode simpler.

Thanks for also doing this in mainline.

Marked as reviewed by coleenp (Committer).

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PR Review: https://git.openjdk.org/valhalla/pull/1535#pullrequestreview-3161398473
PR Review: https://git.openjdk.org/valhalla/pull/1535#pullrequestreview-3161399605