Update CHANGELOG.md for PR #777

CHANGELOG.md

@@ -7,6 +7,19 @@ Changelog is rather internal in nature. See release notes for the public overvie
 <!-- [DO NOT REMOVE-USED BY GH ACTION] PASTE CHANGELOG -->
 
 
+- [#777]
+  - **Description:** Bump express from 4.19.2 to 4.20.0
+  - **Products impact:** Dev Dependency upgrade
+  - **Addresses:** -
+  - **Components:** -
+  - **Breaking:** -
+  - **Impacts a11y:** -
+  - **Guidance:** -
+
+[#777]: https://github.com/learningequality/kolibri-design-system/pull/777
+
+
+
 - [#803]
   - **Description:** Adds the option to get back to the unsorted state after sorting a KTable column, making it flow to be unsorted->ascending -> descending -> unsorted.
   - Products impact: updated API