refactor: upgrade graphiql from 1.8.3 to 1.8.4 (#2107)

Author: dplewis

package-lock.json

@@ -44,7 +44,7 @@
     "copy-to-clipboard": "3.3.1",
     "csurf": "1.11.0",
     "express": "4.17.3",
-    "graphiql": "1.8.3",
+    "graphiql": "1.8.4",
     "graphql": "16.3.0",
     "history": "4.10.1",
     "immutable": "4.0.0",