Update SPIR-V prebuilts

Adds SPIR-V shader binaries for new tests imported from Khronos
repository.

Merged-In: I717bc563660592585c92da60466f17ef8239ff7b
Merged-In: Ib37606eb3e6e5f595f261937335434e9016364fb
Change-Id: I35853f8e5a8827b44ad11f943c749d9d345dfe98
46912 files changed
tree: 408dc580046cc8ebfb51d0685cbe44739513bac7
  1. spirv/
  2. README