ONNX to TOSA Legalization Upstream tracker

[ljfitz]

Operation	Status	Details
Floor Relu Neg	Open Sourced	Upstream PR1553
Add Sub	Open Sourced	Upstream PR1873
Softmax	Open Sourced	Upstream PR1915
Maxpool	Open Sourced	Upstream PR1949
Constant	Open Sourced	Upstream PR1978
Conv	Open Sourced	Upstream PR2012
Gemm	Open Sourced	Upstream PR2032
ReduceMean	Open Sourced	Upstream PR 2124
Flatten	Internal
Padding	Internal	opset 13 (bump to 18 expected to be small)
Reshape	Internal
Resize	Internal	opset 13 (bump to 18 expected to be small)
LeakyRelu	Internal
Concat	Internal
Slice	Internal
Gather	Internal
AveragePool	Open Sourced	Upstream PR 2476
Mul	Internal
Sigmoid	Internal
Ceil	Internal
Exp	Internal
Log	Internal
Reciprocal	Internal
Tanh	Internal
Transpose	Internal
Unsqueeze	Internal
Mul	Upstream	Other company