When using the Nvidia proprietary driver from `rpmfusion-nonfree-nvidia-driver`, the `nvidia-fallback` service is disabled by default but it is started as a dependency. The correct way to prevent it from starting is to mask it.
Since the 3rd party policy adoption, the RPM Fusion community repository was preferred
over other single maintained repository.
See https://pagure.io/fedora-workstation/issue/43
This change switch the preferred method to install the nvidia driver.
Signed-off-by: Nicolas Chauvet <kwizart@gmail.com>