Changing pycv into a proper python package #3223

Job	Run time
codecheck / codecheck	45m 12s
conda / conda (ubuntu-20.04)	11m 22s
docker / docker (fedora39)	20m 24s
conda / conda (macos-13)	19m 8s
linux / linux (-doc-mpi-)	39m 9s
conda / conda (macos-14)	9m 12s
linux / linux (-mpi-)	49m 11s
docker / docker (rocky8)	23m 13s
linux / linux (-coverage-mpi-)	1h 2m 29s
linux / linux (-debug-)	29m 33s
mac / macports (macos-13)	17m 42s
linux / linux (-debug-mpi-)	41m 13s
mac / macports (+allmodules, macos-13)	19m 31s
mac / macsimple (macos-13)	11m 32s
linux / linux (-intel-)	43m 41s
linux / linux (-pycv-mpi-)	19m 23s
linux / linux (-nvhpc-mpi-)	55m 52s
mac / macsimple (macos-14)	4m 27s
	8h 42m 14s

Provide feedback