📝 Update release notes

[skip ci]

Author: github-actions

docs/release-notes.md

@@ -19,6 +19,7 @@
 
 ### Internal
 
+* ✅ Simplify tests setup, one test file for multiple source variants. PR [#1407](https://github.com/fastapi/sqlmodel/pull/1407) by [@tiangolo](https://github.com/tiangolo).
 * ✅ Refactor tests to use autouse `clear_sqlmodel`. PR [#1406](https://github.com/fastapi/sqlmodel/pull/1406) by [@tiangolo](https://github.com/tiangolo).
 * ⬆ Bump mkdocs-material from 9.5.18 to 9.6.14. PR [#1378](https://github.com/fastapi/sqlmodel/pull/1378) by [@dependabot[bot]](https://github.com/apps/dependabot).
 * ⬆ Bump typer from 0.15.3 to 0.16.0. PR [#1393](https://github.com/fastapi/sqlmodel/pull/1393) by [@dependabot[bot]](https://github.com/apps/dependabot).