revert @apollo/client downgrade

Author: dcousens

examples/extend-graphql-subscriptions/package.json

@@ -10,7 +10,7 @@
     "postinstall": "keystone postinstall"
   },
   "dependencies": {
-    "@apollo/client": "^3.12.2",
+    "@apollo/client": "^4.1.6",
     "@emotion/css": "^11.7.1",
     "@graphql-tools/schema": "^9.0.0",
     "@keystar/ui": "^0.7.19",

packages/core/package.json

@@ -234,7 +234,7 @@
   },
   "dependencies": {
     "@apollo/cache-control-types": "^1.0.3",
-    "@apollo/client": "^4.0.9",
+    "@apollo/client": "^4.1.6",
     "@apollo/server": "^4.10.0",
     "@babel/runtime": "^7.24.7",
     "@graphql-ts/extend": "^2.0.0",