We only support these as far as is required for Vulkan 1.1 core
functionality. If we expose the extension bits, we have to support
more.

Change-Id: I2a8b1648e88fb55b4c87075efc696792540144fc
Reviewed-on: https://swiftshader-review.googlesource.com/c/SwiftShader/+/35548Tested-by: Chris Forbes <chrisforbes@google.com>
Presubmit-Ready: Chris Forbes <chrisforbes@google.com>
Kokoro-Presubmit: kokoro <noreply+kokoro@google.com>
Reviewed-by: Nicolas Capens <nicolascapens@google.com>
Reviewed-by: Alexis Hétu <sugoi@google.com>