Reid Kleckner dece59c0f8 Remove some unnecessary REQUIRES: shell lines
This means these tests will run on Windows. Replace one with
UNSUPPORTED: system-windows.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@371473 91177308-0d34-0410-b5e6-96231b3b80d8
2019-09-10 00:06:52 +00:00
..