Update dependency color to v4

Author: renovate-bot

assets/plugins/pace/package.json

@@ -19,6 +19,6 @@
     "grunt-cli": "0.1.13",
     "grunt": "0.4.5",
     "grunt-contrib-watch": "0.5.3",
-    "color": "0.4.4"
+    "color": "4.2.3"
   }
 }