vulkan: Update from version 0.186.0 to 0.188.0

VkResult EnumerateInstanceLayerProperties(uint32_t* count,

                                          VkLayerProperties* properties);

VkResult CreateInstance(const VkInstanceCreateInfo* create_info,

                        const VkAllocCallbacks* pAllocator,

                        VkInstance* instance);

PFN_vkVoidFunction GetInstanceProcAddr(VkInstance instance, const char* name);

PFN_vkVoidFunction GetDeviceProcAddr(VkDevice drv_device, const char* name);

VkResult AllocCommandBuffers(VkDevice device,

                             const VkCmdBufferAllocInfo* alloc_info,

                             VkCmdBuffer* cmdbuffers);

VkResult DestroyDevice(VkDevice drv_device);

VkResult DestroyDevice(VkDevice drv_device, const VkAllocCallbacks* pAllocator);

void* AllocMem(VkInstance instance,

               size_t size,

               size_t align,

               VkSystemAllocType type);

               VkSystemAllocScope scope);

void FreeMem(VkInstance instance, void* ptr);

void* AllocMem(VkDevice device,

               size_t size,

               size_t align,

               VkSystemAllocType type);

               VkSystemAllocScope scope);

void FreeMem(VkDevice device, void* ptr);

const DeviceVtbl& GetDriverVtbl(VkDevice device);

const DeviceVtbl& GetDriverVtbl(VkQueue queue);