Update dependency @apollo/server to v5 (#721)

Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>

Author: renovate[bot]

federation/gateways/apollo-server/package.json

@@ -7,7 +7,7 @@
     "tsx": "4.19.4",
     "typescript": "5.8.3",
     "graphql": "16.11.0",
-    "@apollo/server": "4.12.1",
+    "@apollo/server": "5.0.0",
     "@apollo/gateway": "2.10.2",
     "@apollo/composition": "2.10.2"
   }