chore(deps): update docker.io/bitnami/etcd docker tag to v3.5.19-debian-12-r0

Signed-off-by: usa-reddragon-renovate-ce[bot] <156608365+usa-reddragon-renovate-ce[bot]@users.noreply.github.com>

Author: usa-reddragon-renovate-ce[bot]

services/split-dns/etcd.helm.yaml

@@ -20,7 +20,7 @@ spec:
     image:
       registry: docker.io
       repository: bitnami/etcd
-      tag: 3.5.18-debian-12-r7
+      tag: 3.5.19-debian-12-r0
       pullSecrets:
         - name: registry-docker-hub
     replicaCount: 3