deps: float patch on npm to fix citgm

This floats https://github.com/npm/npm/pull/16791 onto npm v5.0.0
to fix an edge case that was found in citgm

PR-URL: https://github.com/nodejs/node/pull/13305


Reviewed-By: Colin Ihrig <cjihrig@gmail.com>
Reviewed-By: James M Snell <jasnell@gmail.com>
Reviewed-By: Evan Lucas <evanlucas@me.com>