[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.

I see this in mainline openjdk.  Can you remove this there instead?

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Changes requested by coleenp (Committer).

PR Review: https://git.openjdk.org/valhalla/pull/1535#pullrequestreview-3159678036