Update CHANGELOG-EE.md for 13.7.7-ee

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CHANGELOG-EE.md

@@ -142,6 +142,13 @@ Please view this file on the master branch, on stable branches it's out of date.
 - Enable DevOps Adoption Report feature flag if any Segments already exist. !51602
+## 13.7.7 (2021-02-11)
+
+### Security (1 change)
+
+- Geo: Pass GL-ID in a JWT token when proxy-push from secondary.
+
+
 ## 13.7.6 (2021-02-01)
 ### Security (2 changes)