Fix warnings when running checks (cherry picked from commit 75e10e42f3c63fd9b9c8cf222b992ab77e497854) Change-Id: Id955008fe045f23f72fae2a2cdf8f7ccddd1e6b9
Id955008fe045f23f72fae2a2cdf8f7ccddd1e6b9
https://hydra.nixos.org/build/235888160 This is needed because Nixpkgs now contains dangling symlinks (pkgs/test/nixpkgs-check-by-name/tests/symlink-invalid/pkgs/by-name/fo/foo/foo.nix).
This will allow contributors to find them more easily.