Update CHANGELOG.md

Co-authored-by: Cristian Maglie <c.maglie@arduino.cc>

Author: dido18

CHANGELOG.md

@@ -11,7 +11,7 @@ The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.1.0/)
 ### Deprecated
 ### Removed
 ### Fixed
-### Secirity
+### Security
 
 
 ## [0.6.8] - 2025-11-24