Add issue

Author: sjberman

tests/results/scale/1.4.0/1.4.0-plus.md

@@ -23,6 +23,7 @@ GKE Cluster:
 ## Summary:
 
 - Similar results to last time.
+- https://github.com./nginxinc/nginx-gateway-fabric/issues/2023 is still an issue.
 
 ## Test TestScale_Listeners