Bump marked from 0.3.19 to 4.0.10

Bumps [marked](https://github.com/markedjs/marked) from 0.3.19 to 4.0.10.
- [Release notes](https://github.com/markedjs/marked/releases)
- [Changelog](https://github.com/markedjs/marked/blob/master/.releaserc.json)
- [Commits](markedjs/marked@v0.3.19...v4.0.10)

---
updated-dependencies:
- dependency-name: marked
  dependency-type: direct:production
...

Signed-off-by: dependabot[bot] <[email protected]>

package.json

@@ -18,7 +18,7 @@
     "contentful": "^4.6.1",
     "leaflet": "^1.2.0",
     "leaflet-geocoder-mapzen": "^1.9.4",
-    "marked": "^0.3.6",
+    "marked": "^4.0.10",
     "nanoid": "^0.2.1",
     "ordinal": "^1.0.2",
     "query-string": "^5.0.0",