fix(piped): ES templating

kube/deploy/apps/piped/app/externalsecret.yaml

@@ -68,15 +68,15 @@ spec:
     template:
       type: "Opaque"
       data:
-        DB_HOSTNAME: "{{ .pgbouncer-host }}"
+        DB_HOSTNAME: "{{ .host }}"
         DB_DATABASE_NAME: "{{ .dbname }}"
         DB_USERNAME: "{{ .user }}"
         DB_PASSWORD: "{{ .password }}"
   data:
-    - secretKey: &key "pgbouncer-host"
+    - secretKey: "host"
       remoteRef: &src
         key: *name
-        property: *key
+        property: "pgbouncer-host"
     - secretKey: &key "dbname"
       remoteRef:
         <<: *src