fix: adguard cers mount name

adguardhome/k8s/adguard.yaml

@@ -71,6 +71,11 @@ spec:
       - name: adguard-certs
         secret:
           secretName: adguard-certs
+          items:
+          - key: tls.crt
+            path: fullchain.pem
+          - key: tls.key
+            path: privkey.pem
 ---
 apiVersion: v1
 kind: PersistentVolumeClaim