Update apollo-client to the latest version 🚀 (#6685)

* chore(package): update apollo-client to version 2.6.10

* chore(package): update lockfile package-lock.json

Co-authored-by: greenkeeper[bot] <23040076+greenkeeper[bot]@users.noreply.github.com>

Author: greenkeeper[bot]

package-lock.json

@@ -66,7 +66,7 @@
     "@babel/preset-env": "7.10.0",
     "@parse/minami": "1.0.0",
     "apollo-cache-inmemory": "1.6.6",
-    "apollo-client": "2.6.9",
+    "apollo-client": "2.6.10",
     "apollo-link": "1.2.14",
     "apollo-link-http": "1.5.17",
     "apollo-link-ws": "1.0.20",