vulkan: Update Vulkan headers to 1.0.61

Summary of changes since 1.0.60:
* Added VK_KHR_maintenance2
* Added VK_KHR_image_format_list
* Added VK_KHR_sampler_ycbcr_conversion
* Added VK_KHR_bind_memory2

Test: build
Change-Id: I91c0080e48fd6935435d338669813fccbe48fc40
2 files changed