[SPIR-V] Include SPIRV-Tools tests in CI

Author: sudonatalie

.github/workflows/spirv-tests.yml

@@ -25,5 +25,5 @@ jobs:
  with:
  build_target: check-llvm-codegen-spirv
  projects:
- extra_cmake_args: '-DLLVM_TARGETS_TO_BUILD="" -DLLVM_EXPERIMENTAL_TARGETS_TO_BUILD="SPIRV"'
+ extra_cmake_args: '-DLLVM_TARGETS_TO_BUILD="" -DLLVM_EXPERIMENTAL_TARGETS_TO_BUILD="SPIRV" -DLLVM_INCLUDE_SPIRV_TOOLS_TESTS=ON'
  os_list: '["ubuntu-latest"]'