loader: Fix loader using stale VkApplicationInfo
loader: Fix loader using stale VkApplicationInfo

Fix a bug where the loader could crash because it used a
VkApplicationInfo struct after the struct had gone out of scope.

KhronosGroup/Vulkan-Tools,KhronosGroup/Vulkan-Tools,KhronosGroup/Vulkan-Tools,KhronosGroup/Vulkan-Tools