Federation v2.12 (#3323)

Author: dariuszkuc

.changeset/pre.json

@@ -1,5 +1,5 @@
 {
-  "mode": "pre",
+  "mode": "exit",
   "tag": "preview",
   "initialVersions": {
     "@apollo/composition": "2.11.0",

.changeset/slimy-otters-smoke.md

@@ -0,0 +1,11 @@
+---
+"apollo-federation-integration-testsuite": minor
+"@apollo/query-planner": minor
+"@apollo/query-graphs": minor
+"@apollo/composition": minor
+"@apollo/federation-internals": minor
+"@apollo/subgraph": minor
+"@apollo/gateway": minor
+---
+
+Federation v2.12 release