Fixes dEQP-VK.glsl.operator.geometric.cross.*

Bug: b/127804400
Change-Id: I62337ba547048426c76adb1e90a1ebc4079e2a3d
Reviewed-on: https://swiftshader-review.googlesource.com/c/SwiftShader/+/26571Tested-by: Chris Forbes <chrisforbes@google.com>
Presubmit-Ready: Chris Forbes <chrisforbes@google.com>
Reviewed-by: Ben Clayton <bclayton@google.com>
Reviewed-by: Nicolas Capens <nicolascapens@google.com>
Kokoro-Presubmit: kokoro <noreply+kokoro@google.com>