Update CHANGELOG-EE.md for 12.2.7-ee

[ci skip]

CHANGELOG-EE.md

@@ -195,6 +195,13 @@ Please view this file on the master branch, on stable branches it's out of date.
 - Fixes style-lint errors and warnings for EE builds.scss file.
+## 12.2.7
+
+### Security (1 change)
+
+- Restrict access for security reports in MR widget.
+
+
 ## 12.2.6
 ### Security (3 changes)

ee/changelogs/unreleased/restrict-access-for-sec-reports.yml

----
-title: Restrict access for security reports in MR widget
-merge_request:
-author:
-type: security