[releng] update changelog with 6.16.0 changes
[releng] update changelog with 6.16.0 changes
IHTSDO/snow-owl,IHTSDO/snow-owl,IHTSDO/snow-owl,b2ihealthcare/snow-owl,b2ihealthcare/snow-owl,IHTSDO/snow-owl,b2ihealthcare/snow-owl,b2ihealthcare/snow-owl