* remove any cupy install when setting up environments

* revert previous changes to run on cu111 runners

* fix for when no cupy is installed

* remove cupy uninstall for workflows not using latest torch version

* update to cu116 for inference tests

* fix pip uninstall line

* move python environment list to after DS install

* remove cupy uninstall

* re-add --forked

* fix how we get cupy version (should be based on nvcc version)