mxr to onnx #22088

Job	Run time
Check if image exists in registry	4s
licensing	3m 35s
linux (ubuntu-20.04, debug)	30m 59s
cancel	2s
linux (ubuntu-20.04, release)	7m 39s
linux-fpga (ubuntu-20.04, debug)	31m 1s
linux (ubuntu-20.04, codecov)	11m 3s
pyflakes	5m 18s
misspell	19s
Build SLES image	0s
Build image	0s
sles	4m 45s
format	5m 53s
cppcheck	30m 49s
tidy	7m 40s
	2h 19m 7s

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