[xorg-x11-drv-nvidia/el8] (19 commits) ...Enable boolean requires and appdata for el8

Summary of changes: 3f23095... Update to 435.17 beta (*) 4c53fb7... fix file rename and remove f25 conditional (*) 0ba0fee... more clean up (*) 32c6c9a... Use AllowNVIDIAGPUScreens as ServerLayout for optimus (*) d1e73e8... Disable PrimaryGPU by default (*) e9d5367... Update changelog (*) d5bc041... Switch to python3 for appdata (*) 52d317d... Add Vulkan layer for Optimus (*) aa1dc86... Add Suggests acpica-tools and vulkan-tools (nvidia-bug-repo (*) efd9769... Complete description (*) cce3e20... Complete description pt2 (*) 6b3bb33... Update to 435.21 release (*) 1ae9102... Remove 304xx conflicts (*) 788dc3d... Fix conflict with rpmfusion-nonfree-obsolete-packages (*) 0f0e53c... Add runtime PM rules (*) 709453e... Update to 440.26 beta (*) 984c2c8... Fix for compat (*) bf345ca... Update to 440.31 release (*) e8457fa... Enable boolean requires and appdata for el8 (*) (*) This commit already existed in another branch; no separate mail sent