[Release] update version (#7083)

Co-authored-by: elasticmachine <infra-root+elasticmachine@elastic.co>
Co-authored-by: Eric Beahan <eric.beahan@elastic.co>

Author: 3 people

version/version.go

@@ -6,4 +6,4 @@ package version
 
 // DefaultVersion is the current release version of Fleet-server, this version must match the
 // Elastic Agent version.
-const DefaultVersion = "9.4.2"
+const DefaultVersion = "9.4.3"