Modularize out most submodules #447

Job	Run time
cancel-prior-workflows	4s
start-workflow	2s
filter-jobs-on-changes	6s
setup-persistent-repo	17m 5s
check-conda-lock-modified	0s
run-metasims-xilinx_alveo_u250	5s
cleanup-local-fpga-repo	11s
run-basic-linux-poweroffs-xilinx_alveo_u250	0s
build-default-bitstreams	0s
	17m 33s

Provide feedback