Skip sce test if lua is not found.
Skip sce test if lua is not found.

The test script (sce/test_sce.sh) depends on being able to execute
lua_passer.lua. So skip this test if lua is not found instead of
marking the test as failed.

OpenSCAP/openscap,OpenSCAP/openscap,OpenSCAP/openscap,OpenSCAP/openscap,OpenSCAP/openscap,OpenSCAP/openscap