changelog: add notes about closing #12278

[skip ci]

CHANGELOG.md

@@ -16,6 +16,7 @@
 * **Cloudwatch**: Fixes panic caused by bad timerange settings [#12199](https://github.com/grafana/grafana/issues/12199)
 * **Auth Proxy**: Whitelist proxy IP address instead of client IP address [#10707](https://github.com/grafana/grafana/issues/10707)
 * **User Management**: Make sure that a user always has a current org assigned [#11076](https://github.com/grafana/grafana/issues/11076)
+* **Snapshots**: Fix: annotations not properly extracted leading to incorrect rendering of annotations [#12278](https://github.com/grafana/grafana/issues/12278)
 
 # 5.2.0-beta1 (2018-06-05)