[flang-commits] [flang] [Flang] Fix a test case that depends on stderr output of nullptr. (PR #73349)

[David Spickett via flang-commits]

https://github.com/DavidSpickett approved this pull request.

The specific filename doesn't seem to be important to the test, so this LGTM.

https://github.com/llvm/llvm-project/pull/73349