Update CHANGELOG-EE.md for 11.10.4-ee

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CHANGELOG-EE.md

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+## 11.10.4 (2019-05-01)
+
+### Fixed (1 change, 1 of them is from the community)
+
+- Fix error retrieving licenses when relative URL in use. !11717 (Hiroyuki Sato)
+
+### Changed (1 change)
+
+- [Insights] Change the default weeks period limit to 12. !11498
+
+
 ## 11.10.3 (2019-04-30)
 
 - No changes.

ee/changelogs/unreleased/change-defaults-insights-period.yml

----
-title: "[Insights] Change the default weeks period limit to 12"
-merge_request: 11498
-author:
-type: changed

ee/changelogs/unreleased/fix-license-app-with-relative-url.yml

----
-title: Fix error retrieving licenses when relative URL in use
-merge_request: 11717
-author: Hiroyuki Sato
-type: fixed