changelog: add notes about closing #12680

[skip ci]

CHANGELOG.md

@@ -7,6 +7,7 @@
 * **Configuration**: Allow auto-assigning users to specific organization (other than Main. Org) [#1823](https://github.com/grafana/grafana/issues/1823) [#12801](https://github.com/grafana/grafana/issues/12801), thx [@gzzo](https://github.com/gzzo) and [@ofosos](https://github.com/ofosos)
 * **Profile**: List teams that the user is member of in current/active organization [#12476](https://github.com/grafana/grafana/issues/12476)
 * **LDAP**: Client certificates support [#12805](https://github.com/grafana/grafana/issues/12805), thx [@nyxi](https://github.com/nyxi)
+* **Postgres**: TimescaleDB support, e.g. use `time_bucket` for grouping by time when option enabled [#12680](https://github.com/grafana/grafana/pull/12680), thx [svenklemm](https://github.com/svenklemm)
 
 ### Minor