authentik: deploy LDAP outpost for in-cluster app-password binds

Adds the Deployment that backs the pre-existing authentik-ldap Service so
Jellyfin's LDAP auth plugin can validate app-password binds in-cluster.

apps/base/authentik/kustomization.yaml

@@ -10,6 +10,9 @@ resources:
   - httproute.yaml
   - ldap-gateway.yaml
   - ldap-httproute.yaml
+  - ldap-outpost-deployment.yaml
+  - ldap-outpost-vaultstaticsecret.yaml
+  - ldap-outpost-vmpodscrape.yaml
   - ldap-service.yaml
   - ldap-tlsroute.yaml
   - namespace.yaml