Add cmake argument to install rgg-session workflow files
This will package the RGG session workflow files with our other simulation-workflow files (at share/cmb/workflows).
A Gitlab security update will be applied on March 29th, between 8am and 10am, EST (UTC-05:00). This site may have intermittent delays during that time.
This will package the RGG session workflow files with our other simulation-workflow files (at share/cmb/workflows).