Resolve "external backup on borg"

Closes #40 (closed)

roles/ynh_backup/meta/main.yml

@@ -17,3 +17,8 @@ galaxy_info:
 
 dependencies:
   - role: m3nu.ansible_role_borgbackup
+    vars:
+      borg_repository: "{{ borg_remote_repository }}"
+      borg_source_directories: "{{ borg_source_directories }}"
+      borg_encryption_passphrase: "{{ borg_remote_repokey }}"
+