fix: upgrade dependencies

Author: 2fd

package-lock.json

@@ -58,7 +58,7 @@
     "@types/striptags": "^3.1.1",
     "chai": "^3.5.0",
     "express": "^4.17.1",
-    "express-graphql": "^0.8.0",
+    "express-graphql": "^0.12.0",
     "handlebars": "^4.4.3",
     "jest": "^24.9.0",
     "node-sass": "^4.12.0",
@@ -73,7 +73,7 @@
     "deepmerge": "^2.0.1",
     "fs-extra": "^0.30.0",
     "glob": "^7.1.0",
-    "graphql": "^0.12.0",
+    "graphql": "^15.4.0",
     "marked": "^0.7.0",
     "mustache": "^2.2.1",
     "request": "^2.88.0",