Update ChangeLog.txt

Author: raacampbell

ChangeLog.txt

@@ -8,6 +8,11 @@ The tag "DEVELOPER" indicates a change that significantly impacts the code but i
 
 For more information on major releases merged into master from pre-release.
 
+20th September 2024
+- New Sample resets the image size and also re-loads ScanImage config files.
+- Some tweaks to MaiTai laser modelock check
+- Minor bugfix affecting installs that are not done via Git
+
 
 10th July 2024
 - USER: Image size resets when user select new sample