Revert "Update ini_gencumsky.ini"
Revert "Update ini_gencumsky.ini"

This reverts commit d52bf69ea1ea08642c3b499e8c3e407cdaae7245.

NREL/bifacial_radiance,NREL/bifacial_radiance,NREL/bifacial_radiance,NREL/bifacial_radiance