Add release notes for v0.208.0

Author: naclonts

docs/release_notes/0.208.0.md

@@ -11,6 +11,7 @@
 
 ## 🐛 Bug Fixes
 
+- Fix nil pointer dereference when checking if auto mode enabled (#8378)
 - Fix for `create podidentityassociation` bug in auto-mode clusters (#8358)
 - Fix CoreDNS scheduling on Fargate failing when component label in selector (#8357)
 - Fix support for non-current-generation ec2 instance types (#8354)