hostname-credentials-controller: Update to version main-24 (#9403)

*
https://github.com/zalando-build/hostname-credentials-controller/pull/27

Author: katyanna

cluster/manifests/skipper/hostname-credentials-controller.yaml

@@ -1,5 +1,5 @@
 # {{ if eq .Cluster.ConfigItems.skipper_oauth2_ui_login "true" }}
-# {{ $image := "container-registry.zalando.net/gwproxy/hostname-credentials-controller:main-23" }}
+# {{ $image := "container-registry.zalando.net/gwproxy/hostname-credentials-controller:main-24" }}
 # {{ $version := index (split $image ":") 1 }}
 apiVersion: v1
 kind: ServiceAccount