changelog: add notes about closing #1441

CHANGELOG.md

@@ -32,6 +32,7 @@
 * **AzureMonitor**: improve autocomplete for Log Analytics and App Insights editor [#15131](https://github.com/grafana/grafana/issues/15131)
 * **LDAP**: Fix IPA/FreeIPA v4.6.4 does not allow LDAP searches with empty attributes [#14432](https://github.com/grafana/grafana/issues/14432)
 * **Provisioning**: Allow testing data sources that were added by config [#12164](https://github.com/grafana/grafana/issues/12164)
+* **Security**: Fix CSRF Token validation for POSTs [#1441](https://github.com/grafana/grafana/issues/1441)
 
 ### Breaking changes