travis: revert debug print

Author: 0xc0170

.travis.yml

@@ -76,7 +76,6 @@ matrix:
               | ( grep '.\(c\|cpp\|h\|hpp\|py\)$' || true ) \
               | ( grep -v '^tools/test/toolchains/api_test.py' || true ) \
               | while read file; do cp --parents "${file}" SCANCODE; done
-        - ls SCANCODE
         - scancode -l --json-pp scancode.json SCANCODE
         - python ./tools/test/travis-ci/scancode-evaluate.py -f scancode.json || true
       after_success: