onnxruntime

Support QDQ transformations with com.microsoft.Quantize/Dequantize ops (#17127)

### Description
- Enables int32 support for com.microsoft.DequantizeLinear (contrib op)
- Makes the `zero_point` input optional for Quantize/Dequantize contrib
ops
- Enables QDQ transformations with the Quantize/Dequantize contrib ops
- Update tests: EnsureUniqueDQForNodeUnitTests, QDQTransformerTests,
TransposeOptimizerTests

### Testing
List of tested graph transformations:
- [x] QDQSelectorActionTransformer
  - qdq_transformer_test.cc
- [x] QDQS8ToU8Transformer
  - qdq_transformer_test.cc
- [x] DoubleQDQPairsRemover
  - qdq_transformer_test.cc
- [x] IdenticalChildrenConsolidation
  - qdq_transformer_test.cc
- [x] QDQPropagation
  - qdq_transformer_test.cc
- [x] QDQFinalCleanup
  - qdq_transformer_test.cc
- [x] CliQuantFusion
  - qdq_transformer_test.cc
- [x] ReluQuantFusion
  - qdq_transformer_test.cc
- [x] EnsureUniqueDQForNodeUnit 
  - ensure_unique_dq_for_node_unit_test.cc
- [x] TransposeOptimizer 
  - transpose_optimizer_test.cc
- [x] CommonSubexpressionElimination
  - graph_transform_test.cc
- [x] ConstantFolding
  - graph_transform_test.cc

### Motivation and Context
We need to [support mixed 16-bit/8-bit precision QDQ
models](https://github.com/microsoft/onnxruntime/pull/17015). This PR is
the first step in achieving this goal: we need to make QDQ contrib ops
work with our optimizations/transformations.

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Co-authored-by: Edward Chen <18449977+edgchen1@users.noreply.github.com>
Co-authored-by: Scott McKay <skottmckay@gmail.com>