Add simple stateless ONNX LM#128

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stateless_onnx_lm

Commits on May 27, 2025

Implement and register OnnxStatelessLm class
SimBe195
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Commits on Jun 25, 2025

Fix bug: used moved ONNX value for retrieval
SimBe195
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Commits on Jul 10, 2025

Don't attempt scoring for empty batches
SimBe195
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