Adds support for a2b10g10r10_unorm_pack32 render targets, and input attachments.

Tests: dEQP-VK.renderpass.dedicated_allocation.formats.a2b10g10r10_unorm_pack32.*
Tests: dEQP-VK.renderpass.suballocation.formats.a2b10g10r10_unorm_pack32.*
Bug: b/131896622
Bug: b/131171141
Change-Id: I925723754858c6b3515d142d0c7abae275685d6d
Reviewed-on: https://swiftshader-review.googlesource.com/c/SwiftShader/+/31271
Presubmit-Ready: Ben Clayton <bclayton@google.com>
Kokoro-Presubmit: kokoro <noreply+kokoro@google.com>
Tested-by: Ben Clayton <bclayton@google.com>
Reviewed-by: Nicolas Capens <nicolascapens@google.com>
Reviewed-by: Chris Forbes <chrisforbes@google.com>