fix(container): update image ghcr.io/shamubernetes/siren ( 1.4.26 ➔ 1.4.27 )

Author: renovate[bot]

kubernetes/apps/observability/siren/app/helmrelease.yaml

@@ -26,7 +26,7 @@ spec:
           siren:
             image:
               repository: ghcr.io/shamubernetes/siren
-              tag: 1.4.26@sha256:9e44c90b8cb257cd23748494050b54796d550c7642c94cd07b5d96544472cb7c
+              tag: 1.4.27@sha256:bb156bf62b70a862b3b91c82ac9d654b05f59cd947fbf608e2c079c2e8bc5579
             env:
               ALERTMANAGER_BASE_URL: http://vmalertmanager-kantai.observability.svc.cluster.local:9093
               PORT: &port 3000