Onnx 1.8 support (#798)

* add support for axes inputs for sequeeze/unsqueeze/reduce_sum

* clang format

* fix build problems

* backup code changes

* clang format

* fix a bug in parsing quantizelinear operator

* clang format

* fix a cppcheck error

* disable different versions of unit tests for different onnx version

* clang format

* upgrade onnx to 1.8

* update onnx to 1.8.1

* disable two more real models

* clang format

* fix review comments

* fix the function of assign axes in parsing the squeeze operator

* add unit tests and fix a bug

* clang format

* fix review comments

* clang format

* fix a build error

* backup code changes

* clang format

* add more unit tests and add parsing opset version

* clang format

* fix cppcheck error

* adding installing the onnx package

* resolve no protobuf compiler

* fix cppcheck error

* add unit tests for more code coverage

* clang format

* try a comment in jenkins build

* include the install onnnx line

* code backup

* reorder the dependenciesd installed

* refine dockerfile

* fix review comments

* clang format
Co-authored-by: mvermeulen <5479696+mvermeulen@users.noreply.github.com>

tools/install_prereqs.sh

@@ -5,9 +5,6 @@
 #install pip3, rocm-cmake, rocblas and miopen
 apt update && apt install -y python3-pip rocm-cmake rocblas miopen-hip openmp-extras
 
-# install onnx package for unit tests
-pip3 install onnx==1.7.0 numpy==1.18.5 typing==3.7.4 pytest==6.0.1
-
 # install rbuild to build dependencies
 pip3 install https://github.com/RadeonOpenCompute/rbuild/archive/master.tar.gz
 
@@ -33,4 +30,6 @@ cget -p $PREFIX init --cxx /opt/rocm/llvm/bin/clang++ --cc /opt/rocm/llvm/bin/cl
 cget -p $PREFIX install -f ${REQ_FILE_DIR}dev-requirements.txt
 cget -p $PREFIX install oneapi-src/oneDNN@v1.7
 
+# install onnx package for unit tests
+pip3 install onnx==1.8.1 numpy==1.18.5 typing==3.7.4 pytest==6.0.1 packaging==16.8