chore(package): update @types/lodash to version 4.14.140

Closes #39

Author: greenkeeper[bot]

package.json

@@ -32,7 +32,7 @@
   },
   "devDependencies": {
     "@types/chai": "4.1.4",
-    "@types/lodash": "4.14.131",
+    "@types/lodash": "4.14.140",
     "@types/mocha": "5.2.6",
     "chai": "4.1.2",
     "lodash": "4.17.15",