Updated @types/node dev dependency

package.json

@@ -51,7 +51,7 @@
     "@types/file-saver": "^2.0.0",
     "@types/jasmine": "~3.3.5",
     "@types/jasminewd2": "^2.0.6",
-    "@types/node": "^8.0.0",
+    "@types/node": "^8.10.39",
     "codelyzer": "^4.5.0",
     "jasmine-core": "~3.3.0",
     "jasmine-spec-reporter": "~4.2.1",