puppet-lint's format string uses line rather than linenumber now to print
line numbers. Using linenumber causes an exception:
Some linters failed: - CommandException: Command failed with error #1! COMMAND 'puppet-lint' '--error-level=all' '--log-format=%{linenumber}|%{column}|%{kind}|%{check}|%{message}' '/srv/fpp/srv/puppet/modules/fpp/manifests/jenkins.pp' STDOUT (empty) STDERR DEPRECATION: Please use %{line} instead of %{linenumber}