Modify the `default` suite to use the `saltmajorversion` InSpec input rather than the `version` variable in `pkgs_spec.rb`.
Use the following command: ``` $ GREP_SED="^\(\s\+master_type: \)true" \ && grep -rl "${GREP_SED}" test/integration/ \ | xargs sed -i -e "/${GREP_SED}/s//\1str/" ```