Add UICov changelog entries (#6082)

Author: pstakoun

docs/ui-coverage/changelog.mdx

@@ -9,6 +9,15 @@ sidebar_position: 200
 
 # Changelog
 
+## Week of 1/15/2024
+
+- **Branch Review Integration (Beta):** Added UI Coverage comparisons to Branch Review, enabling teams to see how code changes impact test coverage across branches. Available for all Git providers and includes manual run selection for customized comparisons.
+
+## Week of 12/16/2023
+
+- **URL Handling:** Fixed issues with URLs containing special characters (like parentheses) that could break view generation.
+- **Performance Improvements:** Optimized rendering performance for reports containing large numbers of elements and snapshots.
+
 ## Week of 10/7/2024
 
 - **Improved Table Grouping:** The default grouping rules have been updated to more accurately identify and group elements in tables.