optimized variable names

roles/cleanup-failed-docker-backups/tasks/main.yml

@@ -1,7 +1,7 @@
 - name: pull cleanup-failed-docker-backups.git
   git:
     repo: "https://github.com/kevinveenbirkenbach/cleanup-failed-docker-backups.git"
-    dest: "{{docker_volume_backup_cleanup_folder}}"
+    dest: "{{backup_docker_to_local_cleanup_folder}}"
     update: yes
   register: git_result
   ignore_errors: true

roles/cleanup-failed-docker-backups/templates/cleanup-failed-docker-backups.service.j2

@@ -4,4 +4,4 @@ OnFailure=systemd-notifier@%n.service
 
 [Service]
 Type=oneshot
-ExecStart=/bin/sh -c '/usr/bin/yes | /usr/bin/bash {{docker_volume_backup_cleanup_folder}}cleanup.sh {{docker_volume_backup_cleanup_machine_id}} {{docker_volume_backup_cleanup_trigger_directory}}'
+ExecStart=/bin/sh -c '/usr/bin/yes | /usr/bin/bash {{backup_docker_to_local_cleanup_folder}}cleanup.sh {{backup_docker_to_local_cleanup_machine_id}} {{backup_docker_to_local_cleanup_trigger_directory}}'

roles/cleanup-failed-docker-backups/vars/main.yml

@@ -1 +1 @@
-docker_volume_backup_cleanup_folder: "{{path_administrator_scripts}}cleanup-failed-docker-backups/"
+backup_docker_to_local_cleanup_folder: "{{path_administrator_scripts}}cleanup-failed-docker-backups/"