CL/Vulkan: Add numeric versioning for extensions With extended versioning support, the version number of extensions need to be reported as well. Using the numeric versioning mode for adding supported extensions. Also, fix the version number for cl_khr_icd and cl_khr_extended_versioning extensions. Bug: angleproject:372085147 Change-Id: I7bf3157227f9579c69c351a63a88b92be7f07d71 Signed-off-by: Gowtham Tammana <g.tammana@samsung.com> Reviewed-on: https://chromium-review.googlesource.com/c/angle/angle/+/5916159 Commit-Queue: Shahbaz Youssefi <syoussefi@chromium.org> Reviewed-by: Geoff Lang <geofflang@chromium.org> Reviewed-by: Shahbaz Youssefi <syoussefi@chromium.org>