Vulkan: Expose wide gamut and HDR EGL colorspace extensions Query the underlying Vulkan ICD for the list of supported colorspaces on platforms that support VK_GOOGLE_surfaceless_query extension. Expose corresponding EGL colorspace extensions. Bug: angleproject:7630 Change-Id: If9843ee55100fff5a8cec4ecf2ff27c746c5b205 Reviewed-on: https://chromium-review.googlesource.com/c/angle/angle/+/3873767 Reviewed-by: Trevor Black <vantablack@google.com> Reviewed-by: Shahbaz Youssefi <syoussefi@chromium.org> Commit-Queue: mohan maiya <m.maiya@samsung.com>