fix(couchdb): add erlangCookie to ExternalSecret and external-dns annotation

- Add erlangCookie field to ExternalSecret from 1Password
- Add external-dns target annotation to ingress (10.1.71.80)
- Completes CouchDB deployment configuration

cluster/applications/couchdb/externalsecret.yaml

@@ -20,6 +20,7 @@ spec:
         adminUsername: "admin"
         adminPassword: "{{ .adminPassword }}"
         cookieAuthSecret: "{{ .cookieAuthSecret }}"
+        erlangCookie: "{{ .erlangCookie }}"
   data:
     - secretKey: adminPassword
       remoteRef:
@@ -29,3 +30,7 @@ spec:
       remoteRef:
         key: couchdb
         property: cookie-auth-secret
+    - secretKey: erlangCookie
+      remoteRef:
+        key: couchdb
+        property: erlang-cookie