docs(cookbook/graphql): Update apollo-client

Author: Urigo

public/docs/_examples/package.json

@@ -26,7 +26,7 @@
     "@angular/upgrade": "2.4.5",
     "angular-in-memory-web-api": "~0.2.4",
     "apollo-angular": "^0.11.0",
-    "apollo-client": "^0.8.4",
+    "apollo-client": "^0.8.7",
     "core-js": "^2.4.1",
     "graphql": "^0.9.1",
     "graphql-tag": "^1.2.4",