Update CHANGELOG.md

Author: jonhealy1

CHANGELOG.md

@@ -6,6 +6,10 @@ The format is (loosely) based on [Keep a Changelog](http://keepachangelog.com/)
 
 ## Unreleased
 
+### Updated
+
+- Updated stac-validator dependency to v3.10.1 ([#140](https://github.com/stac-utils/stac-check/pull/140)) 
+
 ## [v1.11.0] - 2025-06-22
 
 ### Added