[code-reflection] RFR: Add support for other onnx providers (CoreML) [v2]

[Adam Sotona]

On Fri, 17 Oct 2025 14:55:36 GMT, Ana Maria Mihalceanu <duke at openjdk.org> wrote:

>> It's generally not ok. We should avoid committing any binary files, large or small, and instead provide instructions or a script to download such files. Especially, since this is in the Babylon repo, so everyone cloning this repo will be impacted.
>
> I followed the example from: 
> https://github.com/openjdk/babylon/tree/code-reflection/cr-examples/onnx/src/test/resources/oracle/code/onnx/mnist.

Right, we needed one model with weights to be a part of the build tests and MNIST weights are just ~170K.

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PR Review Comment: https://git.openjdk.org/babylon/pull/618#discussion_r2440365413