Draft: Fix import tests

Context

This MR is dedicated to enhance some operators imports mentioned in issue aidge_onnx#46.
The operators that will be enhanced are the following:

• gemm: * missing alpha and beta attributes.
  * missing transA and transB attributes.
  * cannot support bias of shape [1, outChannels].
• Sum: can no longer use Add operator because the latter can no longer support more than 2 inputs.

Modified files

• FC.hpp, FC.cpp and pybind_FC.cpp, add the attrs alpha, beta, transA and transB and support bias of shape [1, outChannels];
• Sum.hpp, Sum.cpp and pybind_Sum.cpp, add Sum operator;

TODO

• Add alpha and beta attr to FC operator
• Add transA and transB attr to FC oprator
• Support bias of shape [1, outChannels] in FC oprator
• Add Sum operator

changed milestone to %aidge v0.6.0

added Enhancement ⭐ StatusWork in Progress TopicOperator labels

assigned to @hrouis

added 78 commits

• ae2ea361...0e89cde0 - 71 commits from branch dev
• a56bbbbd - add alpha and beta attr to FC
• 08199590 - support 2D bias in FC
• bff43f0c - add transA and transB attr for FC
• aab35aab - fix python binding of FC_Op
• a5382e31 - support only bias of size outChannels for factory func limitations
• a7c6ec20 - reorder FC factory function arguments
• 4cf1845b - add Sum operator

Compare with previous version

marked the checklist item Add transA and transB attr to FC oprator as incomplete

added 1 commit

• 47001c91 - add TransposeFC MetaOp and remove transA and transB attr from FC

Compare with previous version

added 39 commits

• 47001c91...2afc296e - 31 commits from branch dev
• a50fa266 - add alpha and beta attr to FC
• eaa8ff98 - support 2D bias in FC
• e95ac474 - add transA and transB attr for FC
• f2de6fbb - fix python binding of FC_Op
• 19e303d5 - support only bias of size outChannels for factory func limitations
• b9016985 - reorder FC factory function arguments
• 5c13d82d - add Sum operator
• 312cdbf7 - add TransposeFC MetaOp and remove transA and transB attr from FC

Compare with previous version

marked the checklist item Add transA and transB attr to FC oprator as completed