OpenXR - Disable VUlkan for now

Common/GPU/Vulkan/VulkanLoader.cpp

@@ -23,6 +23,7 @@
 #include "Common/GPU/Vulkan/VulkanLoader.h"
 #include "Common/Log.h"
 #include "Common/System/System.h"
+#include "Common/VR/PPSSPPVR.h"
 
 #if !PPSSPP_PLATFORM(WINDOWS) && !PPSSPP_PLATFORM(SWITCH)
 #include <dlfcn.h>
@@ -308,6 +309,11 @@ void VulkanSetAvailable(bool available) {
 
 bool VulkanMayBeAvailable() {
 
+	//unsupported in VR at the moment
+	if (IsVRBuild()) {
+		return false;
+	}
+
 	if (g_vulkanAvailabilityChecked) {
 		return g_vulkanMayBeAvailable;
 	}

Common/VR/VRFramebuffer.cpp

@@ -222,7 +222,7 @@ bool ovrFramebuffer_CreateVK(XrSession session, ovrFramebuffer* frameBuffer, int
 		VkImageView attachments[] = { frameBuffer->VKColorImages[i], frameBuffer->VKDepthImages[i] };
 		VkFramebufferCreateInfo framebufferInfo{};
 		framebufferInfo.sType = VK_STRUCTURE_TYPE_FRAMEBUFFER_CREATE_INFO;
-		framebufferInfo.renderPass = VK_NULL_HANDLE;
+		framebufferInfo.renderPass = VK_NULL_HANDLE; //TODO:This is probably wrong
 		framebufferInfo.attachmentCount = 2;
 		framebufferInfo.pAttachments = attachments;
 		framebufferInfo.width = width;