message: D3D12: Enable PureInstance test
diff: @@ -384,11 +384,6 @@ TEST_P(InputStateTest, TwoAttributesAtAnOffsetInstance) {
  // Test a pure-instance input state
  TEST_P(InputStateTest, PureInstance) {
  - if (IsD3D12()) {
  - printf("TODO(enga@google.com): SKIPPED. Incorrect texture copies cause this test to fail\n");
  - return;
  - }
  -
  nxt::InputState inputState = MakeInputState({
  {0, 4 * sizeof(float), InputStepMode::Instance}
  }, {
  