Pin graphql to version 16.12.0

Author: depfu[bot]

package.json

@@ -24,7 +24,7 @@
     "date-fns": "^2.30.0",
     "dotenv": "^16.0.3",
     "fuse.js": "^6.6.2",
-    "graphql": "^16.6.0",
+    "graphql": "16.12.0",
     "he": "^1.2.0",
     "loader-utils": "^3.2.1",
     "next": "13.4.0",