Merge pull request #1138 from dpobel/dependabot/npm_and_yarn/metalsmith-filemetadata-6.0.0

chore(deps-dev): bump metalsmith-filemetadata from 5.1.0 to 6.0.0

Author: dpobel

package-lock.json

@@ -43,7 +43,7 @@
     "metalsmith-assets-2": "github:dpobel/metalsmith-assets-2#no-more-merge",
     "metalsmith-brotli": "^2.0.0",
     "metalsmith-feed": "^1.0.0",
-    "metalsmith-filemetadata": "^5.1.0",
+    "metalsmith-filemetadata": "^6.0.0",
     "metalsmith-gzip": "^2.0.0",
     "metalsmith-html-minifier": "^4.0.1",
     "metalsmith-moment": "^5.0.0",