fix: peer dependencies restrict to apollo v5

Author: jay-l-e-e

package-lock.json

@@ -53,7 +53,7 @@
     "typescript": "5.9.2"
   },
   "peerDependencies": {
-    "@apollo/server": "^4.0.0 || ^5.0.0"
+    "@apollo/server": "^5.0.0"
   },
   "volta": {
     "node": "22.20.0",