* Use existing worker for manual backup creation
This will show the "creating backup" notification when auto backup is
running. Complete or error notification will continue to be shown only on
manual job.
* Make sure disabling auto backup don't cancel running manual backup job
(cherry picked from commit d53bb4c337da6df807b43295d2991e8af9015098)
# Conflicts:
# app/src/main/java/eu/kanade/tachiyomi/data/backup/AbstractBackupManager.kt
# app/src/main/java/eu/kanade/tachiyomi/data/backup/BackupCreateService.kt
# app/src/main/java/eu/kanade/tachiyomi/data/backup/full/FullBackupManager.kt
# app/src/main/java/eu/kanade/tachiyomi/ui/setting/SettingsBackupController.kt
7918b3b26b