📝 Update release notes

[skip ci]

Author: github-actions[bot]

docs/release-notes.md

@@ -4,6 +4,7 @@
 
 ### Internal
 
+* ✅ Simplify tests for code examples, one test file for multiple variants. PR [#1664](https://github.com/fastapi/sqlmodel/pull/1664) by [@YuriiMotov](https://github.com/YuriiMotov).
 * ⬆ [pre-commit.ci] pre-commit autoupdate. PR [#1677](https://github.com/fastapi/sqlmodel/pull/1677) by [@pre-commit-ci[bot]](https://github.com/apps/pre-commit-ci).
 * ⬆ Bump actions/download-artifact from 6 to 7. PR [#1676](https://github.com/fastapi/sqlmodel/pull/1676) by [@dependabot[bot]](https://github.com/apps/dependabot).
 * ⬆ Bump actions/cache from 4 to 5. PR [#1673](https://github.com/fastapi/sqlmodel/pull/1673) by [@dependabot[bot]](https://github.com/apps/dependabot).