(Headers are actually sdk-1.2.131.1, they did not get a re-release.) Also synced VMA 2.3.0 again, fixing unwanted clang-formatting of thirdparty code.
- `vk_enum_string_helper.h` is a generated file taken from the SDK (Vulkan-ValidationLayers). - `vk_mem_alloc.h` is a library from GPUOpen: https://github.com/GPUOpen-LibrariesAndSDKs/VulkanMemoryAllocator