message: set test_cortex_m_gcc_generic.sh to executable and removed unnecessary make clean
  CI checks should no longer fail after this change.
diff: @@ -24,8 +24,6 @@ cd "${ROOT_DIR}"
  source tensorflow/lite/micro/tools/ci_build/helper_functions.sh
  -readable_run make -f tensorflow/lite/micro/tools/make/Makefile clean
  -
  TARGET=cortex_m_gcc_generic
  # TODO(b/143715361): downloading first to allow for parallel builds.
  