The Subzero JIT now has sufficient functionality to support running
the Vulkan unit tests.

Bug: b/130461828
Change-Id: I8c398b976899151ac4a82549df21e06127a115f1
Reviewed-on: https://swiftshader-review.googlesource.com/c/SwiftShader/+/39328Tested-by: Nicolas Capens <nicolascapens@google.com>
Reviewed-by: Ben Clayton <bclayton@google.com>
Kokoro-Presubmit: kokoro <noreply+kokoro@google.com>