Cycles: Fix automatic OptiX denoiser section criteria

Only select OptiX as the automatic denoiser if an OptiX
device is selected in preferences.

Pull Request: https://projects.blender.org/blender/blender/pulls/124032

intern/cycles/blender/addon/ui.py

@@ -178,7 +178,7 @@ def get_effective_preview_denoiser(context, has_oidn_gpu):
     if has_oidn_gpu:
         return 'OPENIMAGEDENOISE'
 
-    if context.preferences.addons[__package__].preferences.get_devices_for_type('OPTIX'):
+    if has_optixdenoiser_gpu_devices(context):
         return 'OPTIX'
 
     return 'OPENIMAGEDENOISE'

intern/cycles/integrator/denoiser.cpp

@@ -137,7 +137,7 @@ DenoiserType Denoiser::automatic_viewport_denoiser_type(const DeviceInfo &denois
 #endif
 
 #ifdef WITH_OPTIX
-  if (!Device::available_devices(DEVICE_MASK_OPTIX).empty()) {
+  if (OptiXDenoiser::is_device_supported(denoise_device_info)) {
     return DENOISER_OPTIX;
   }
 #endif