Update nvidia-beta-driver to 470.74
Changes:
- Fixed a bug that could cause GPU applications to exit when resuming from suspend
- Fixed a regression which resulted in very-high system memory usage for Direct3D 12 games when run through vkd3d-proton
- Added an application profile to disable FXAA for Firefox to prevent visual corruption
- Fixed a Vulkan performance regression that affected rFactor2
- Fixed a bug that could cause the /proc/driver/nvidia/suspend power management interface to fail to preserve and restore video memory allocations when the NVreg_TemporaryFilePath module parameter for nvidia.ko specified an invalid path
- Fixed a bug that caused nvidia-drm.ko to crash when loading with DRM-KMS enabled (modeset=1) on Linux v5.14