chore(package): update typescript to version 2.5.3 (#836)

package.json

@@ -157,7 +157,7 @@
     "tslint": "5.7.0",
     "tslint-jsdoc-rules": "0.1.2",
     "tuling123-client": "0.0.1",
-    "typescript": "2.5.2",
+    "typescript": "2.5.3",
     "yarn": "1.1.0"
   },
   "files_comment__whitelist_npm_publish": "http://stackoverflow.com/a/8617868/1123955",