adapt postgres changes in the borg role

requirements.yml

@@ -4,7 +4,7 @@
   version: v1.0.0-5
   name: auxiliary
 - src: git+https://github.com/mother-of-all-self-hosting/ansible-role-backup_borg.git
-  version: v1.4.1-2.0.9-1
+  version: v1.4.1-2.0.9-2
   name: backup_borg
 - src: git+https://github.com/mother-of-all-self-hosting/ansible-role-container-socket-proxy.git
   version: v0.4.1-1