Implements the following opcodes:
• OpGroupNonUniformAll
• OpGroupNonUniformAny
• OpGroupNonUniformAllEqual

Bug: b/133510501
Tests: dEQP-VK.subgroups.*
Change-Id: Ic2ff8d99bfc7d21d7dc356eae170a95f1d016fcc
Reviewed-on: https://swiftshader-review.googlesource.com/c/SwiftShader/+/35068
Kokoro-Presubmit: kokoro <noreply+kokoro@google.com>
Reviewed-by: Chris Forbes <chrisforbes@google.com>
Tested-by: Ben Clayton <bclayton@google.com>