Update chalk and related types

Author: blakeembrey

package.json

@@ -68,7 +68,6 @@
   },
   "dependencies": {
     "@types/arrify": "^1.0.1",
-    "@types/chalk": "^0.4.31",
     "@types/diff": "^3.2.1",
     "@types/minimist": "^1.2.0",
     "@types/mkdirp": "^0.5.0",
@@ -77,7 +76,7 @@
     "@types/v8flags": "types/npm-v8flags#de224ae1cd5fd7dbb4e7158a6cc7a29e5315930d",
     "@types/yn": "types/npm-yn#ca75f6c82940fae6a06fb41d2d37a6aa9b4ea8e9",
     "arrify": "^1.0.0",
-    "chalk": "^2.0.0",
+    "chalk": "^2.3.0",
     "diff": "^3.1.0",
     "make-error": "^1.1.1",
     "minimist": "^1.2.0",