message: Enable ComputeCopyStorageBufferTests.SizedArrayOfStruct on D3D12
  Now ComputeCopyStorageBufferTests.SizedArrayOfStruct can pass on all
  backends with the fix in the latest SPIRV-Cross.
  TEST=dawn_end2end_tests
diff: @@ -101,10 +101,6 @@ TEST_P(ComputeCopyStorageBufferTests, SizedArrayOfBasic) {
  // Test that a slightly-less-trivial compute-shader memcpy implementation works.
  TEST_P(ComputeCopyStorageBufferTests, SizedArrayOfStruct) {
  - // TODO(kainino@chromium.org): Fails on D3D12 due to SPIRV-Cross not supporting
  - // reading structs from ByteAddressBuffer.
  - DAWN_SKIP_TEST_IF(IsD3D12());
  -
  BasicTest(R"(
  #version 450
  #define kInstances 4
  