[code-reflection] RFR: Onnx fixes to support LLM + Onnx GenAI FFM API

[Adam Sotona]

- Manually added some contrib ops
- Implemented support for records/tuples in arguments and as initializers
- Fixed declaration of op set imports in functions
- Generated FFM interface to Onnx GenAI API
- Onnx op domain made a part of the op name
- Added `forceInline` switch to OnnxTransformer

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Commit messages:
 - added forceInline switch to OnnxTransformer
 - temporary disable functions due to Onnx problem with unused outputs in functions
 - OnnxProtoBuilder fixed tuples expansion in function arguments
 - fixed missing operator set imports for functions
 - support for tuples of initializers
 - OnnxTransformer fixed remapInitializers to support records/tuples
 - fixed OnnxTransformer to convert filed load types
 - removal of Optional from SkipSimplifiedLayerNormalization result record
 - OnnxTransformer support for optional record components
 - fixed ExplicitOnnxOps attribute value types
 - ... and 12 more: https://git.openjdk.org/babylon/compare/6c7ea689...5b12215e

Changes: https://git.openjdk.org/babylon/pull/429/files
  Webrev: https://webrevs.openjdk.org/?repo=babylon&pr=429&range=00
  Stats: 8510 lines in 9 files changed: 8412 ins; 27 del; 71 mod
  Patch: https://git.openjdk.org/babylon/pull/429.diff
  Fetch: git fetch https://git.openjdk.org/babylon.git pull/429/head:pull/429

PR: https://git.openjdk.org/babylon/pull/429