add missing CHANGELOGs

Author: crispheaney

CHANGELOG.md

@@ -10,9 +10,13 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 ### Features
 
 - program: new median price for trigger orders ([#1716](https://github.com/drift-labs/protocol-v2/pull/1716))
+- program: mm oracle ([#1767](https://github.com/drift-labs/protocol-v2/pull/1767))
+- program: add high leverage maintenance margin mode ([#1759](https://github.com/drift-labs/protocol-v2/pull/1759))
 
 ### Fixes
 
+- program: update validate fill price to work both directions ([#1772](https://github.com/drift-labs/protocol-v2/pull/1772))
+
 ### Breaking
 
 ## [2.129.0] - 2025-07-23