[runtimes][NFC] Improve error message when running Lit incorrectly

NOKEYCHECK=True
GitOrigin-RevId: eeb931641ae735faa25283ddb2465318302e864f
1 file changed
tree: ac99c2df5f36011e44d3118dcacb2d2ec90eac80
  1. cmake/
  2. docs/
  3. include/
  4. src/
  5. test/
  6. .clang-format
  7. CMakeLists.txt
  8. LICENSE.TXT