Add v23 announcement

Author: dondonz

blog/2025-04-12-v22-released.md

@@ -0,0 +1,11 @@
+---
+title: "Version 23 released"
+authors: donna
+slug: v23-released
+---
+
+We are pleased to announce the release of graphql-java v23.0! Thanks to everyone in the community who contributed to the release, whether that was code, helping to report issues, or participating in discussions.
+
+This is a **breaking change** release. Included are performance improvements and features.
+
+For the full details, please see the release notes on [GitHub](https://github.com/graphql-java/graphql-java/releases/tag/v23.0).