stage2: delete allowing input (and output) zir from the pipeline (#8471)

Remove -femit-zir as we aren't going to need it. Also remove zir test code
This removes a TODO that asserts the file is not zir.
c6791d87d4g-w1 committed on 4/9/2021, 6:11:33 AM· committed by GitHubparent23db969
3 files changedLine totals unavailable