Move borgmatic template to a git-crypt file

templates/borgmatic.yaml.j2

@@ -1,46 +0,0 @@
-location:
-    source_directories:
-        - /var/backups
-
-    one_file_system: false
-    repositories:
-        - quv7z6k8@quv7z6k8.repo.borgbase.com:repo
-
-    exclude_patterns:
-        - ~/*/.cache
-
-    exclude_caches: true
-    exclude_if_present: .nobackup
-
-storage:
-    compression: auto,zstd
-    encryption_passphrase: '{{ host.data.borg_passphrase }}'
-    archive_name_format: '{hostname}-{now}'
-
-retention:
-    keep_daily: 3
-    keep_weekly: 4
-    keep_monthly: 12
-    keep_yearly: 2
-    prefix: '{hostname}-'
-
-consistency:
-    checks:
-        # uncomment to always do integrity checks. (takes long time for large repos)
-        #- repository
-        - disabled
-
-    check_last: 3
-    prefix: '{hostname}-'
-
-hooks:
-    # List of one or more shell commands or scripts to execute before creating a backup.
-    before_backup:
-        - echo "`date` - Starting backup"
-        - /usr/local/bin/lxd-export.sh
-        - /usr/local/bin/lxd-databases.sh
-
-    after_backup:
-        - echo "`date` - Finished backup"
-
-    healthchecks: {{ host.data.borg_healthchecks  }}