Update dependency graphql to v16

Author: renovate[bot]

package.json

@@ -58,7 +58,7 @@
     "eslint-plugin-node": "11.1.0",
     "eslint-plugin-promise": "7.2.1",
     "eslint-plugin-vue": "10.4.0",
-    "graphql": "15.10.1",
+    "graphql": "16.12.0",
     "graphql-tag": "2.12.6",
     "jest": "27.5.1",
     "mkdirp": "3.0.1",