Update borgmatic 1.7.11 -> 1.7.12

requirements.yml

@@ -4,7 +4,7 @@
   version: v1.0.0-0
   name: aux
 - src: git+https://gitlab.com/etke.cc/roles/backup_borg.git
-  version: v1.2.4-1.7.11-1
+  version: v1.2.4-1.7.12-0
 - src: git+https://github.com/devture/com.devture.ansible.role.container_socket_proxy.git
   version: v0.1.1-1
 - src: git+https://github.com/devture/com.devture.ansible.role.docker_sdk_for_python.git