fix(deps): update dependency next to v15.5.10 [security]

Author: renovate[bot]

examples/gnt/package.json

@@ -16,7 +16,7 @@
     "gqty": "workspace:^",
     "graphql": "^16.11.0",
     "graphql-ws": "^5.16.2",
-    "next": "15.4.11",
+    "next": "15.5.10",
     "react": "^18.3.1",
     "react-dom": "^18.3.1"
   },