Update graphql-tools monorepo

Author: renovate[bot]

apps/backend/package.json

@@ -26,7 +26,7 @@
     "@fastify/compress": "6.2.1",
     "@fastify/cors": "8.2.1",
     "@fastify/helmet": "^9.1.0",
-    "@graphql-tools/schema": "9.0.16",
+    "@graphql-tools/schema": "9.0.18",
     "@graphql-tools/utils": "^9.1.4",
     "@prisma/client": "4.8.1",
     "@types/got": "9.6.12",
@@ -35,7 +35,7 @@
     "fastify": "4.13.0",
     "got": "11.8.6",
     "graphql": "16.6.0",
-    "graphql-tools": "8.3.18",
+    "graphql-tools": "8.3.20",
     "graphql-yoga": "3.9.1",
     "jsonwebtoken": "8.5.1",
     "jwks-rsa": "2.1.5",