Require Vulkan samplerAnisotropy feature

This is a widely supported feature that games may require conditionally but due to it being supported on effectively all target devices, it was made mandatory. This is used by titles such as ARMS.

app/src/main/cpp/skyline/gpu.cpp

@@ -241,6 +241,7 @@ namespace skyline::gpu {
             throw exception("Vulkan device doesn't support required feature: " #feature)
 
         FEAT_REQ(vk::PhysicalDeviceFeatures2, features.independentBlend);
+        FEAT_REQ(vk::PhysicalDeviceFeatures2, features.samplerAnisotropy);
         FEAT_REQ(vk::PhysicalDeviceFeatures2, features.shaderImageGatherExtended);
         FEAT_REQ(vk::PhysicalDeviceShaderDrawParametersFeatures, shaderDrawParameters);