[shader_recompiler, spir-v] Adding INT64 emulation path

src/video_core/vulkan_common/vulkan_device.cpp

@@ -1520,6 +1520,7 @@ u64 Device::GetDeviceMemoryUsage() const {
     return result;
 }
 
+
 void Device::CollectPhysicalMemoryInfo() {
     // Calculate limits using memory budget
     VkPhysicalDeviceMemoryBudgetPropertiesEXT budget{};