chore(monitoring): update certificate for vmauth

apps/monitoring/base/vmauth.yaml

@@ -1,7 +1,7 @@
 apiVersion: operator.victoriametrics.com/v1beta1
 kind: VMAuth
 metadata:
-  name: metrics-auth
+  name: metrics
 spec:
   selectAllByDefault: true
   userNamespaceSelector: {}
@@ -9,3 +9,8 @@ spec:
   ingress:
     class_name: nginx
     host: metrics.int.nc.landry.land
+    tlsSecretName: vmauth-tls
+    annotations:
+      cert-manager.io/cluster-issuer: letsencrypt-issuer
+    tlsHosts:
+      - metrics.int.nc.landry.land