[Snyk] Upgrade copy-dir from 0.3.0 to 0.4.0#6

snyk-bot wants to merge 1 commit intomastercontentascode/metalsmith-assets-copy:masterfrom

snyk-upgrade-6c6b2a299addd68a0253b0fabcb32c43contentascode/metalsmith-assets-copy:snyk-upgrade-6c6b2a299addd68a0253b0fabcb32c43Copy head branch name to clipboard