[AUTO] Sync MapML Build

Author: prushforth

dist/package.json

@@ -38,7 +38,7 @@
   "devDependencies": {
     "@runette/leaflet-fullscreen": "1.0.4",
     "express": "^4.17.1",
-    "grunt": "^1.1.0",
+    "grunt": "^1.4.0",
     "grunt-contrib-clean": "^2.0.0",
     "grunt-contrib-concat": "~1.0.0",
     "grunt-contrib-copy": "~1.0.0",