chore: Update mime within 1.x range to address regex vuln (#934)

Author: tmcw

package.json

@@ -34,7 +34,7 @@
     "lodash": "^4.11.1",
     "mdast-util-inject": "^1.1.0",
     "micromatch": "^3.0.0",
-    "mime": "^1.3.4",
+    "mime": "^1.4.1",
     "module-deps-sortable": "4.0.6",
     "parse-filepath": "^1.0.1",
     "pify": "^3.0.0",