Add release notes

Signed-off-by: Ciprian Hacman <[email protected]>

Author: hakman

docs/releases/1.34-NOTES.md

@@ -15,7 +15,7 @@ This is a document to gather the release notes prior to the release.
 
 ## AWS
 
-* TODO
+* Karpenter has been upgraded to v1.6.2. ([17567](https://github.com/kubernetes/kops/pull/17567)
 
 ## GCP
 
@@ -33,7 +33,9 @@ This is a document to gather the release notes prior to the release.
 
 ## Other breaking changes
 
-* Legacy addons have been removed from the kOps repo. These were only referenced by kOps <1.22 ([17322](https://github.com/kubernetes/kops/pull/17332))
+* Legacy addons have been removed from the kOps repo. These were only referenced by kOps <1.22. ([17322](https://github.com/kubernetes/kops/pull/17332))
+
+* If an older version of Karpenter was installed, it must be uninstalled before upgrading. ([17567](https://github.com/kubernetes/kops/pull/17567)
 
 # Known Issues