Bump mime from 2.4.0 to 2.4.2 (#5493)

Bumps [mime](https://github.com/broofa/node-mime) from 2.4.0 to 2.4.2.
- [Release notes](https://github.com/broofa/node-mime/releases)
- [Changelog](https://github.com/broofa/node-mime/blob/master/CHANGELOG.md)
- [Commits](https://github.com/broofa/node-mime/compare/v2.4.0...v2.4.2)

Signed-off-by: dependabot[bot] <support@dependabot.com>

package.json

@@ -32,7 +32,7 @@
     "intersect": "1.0.1",
     "lodash": "4.17.11",
     "lru-cache": "5.1.1",
-    "mime": "2.4.0",
+    "mime": "2.4.2",
     "mongodb": "3.2.2",
     "parse": "2.3.2",
     "pg-promise": "8.6.5",