Using 800s from J2k in BackupManga for this(except for status)
(cherry picked from commit c21b91bc026213993a67089ef4bc76c68ade4445)
# Conflicts:
# app/src/main/java/eu/kanade/tachiyomi/data/backup/full/FullBackupRestore.kt
# app/src/main/java/eu/kanade/tachiyomi/data/backup/full/models/BackupManga.kt
# app/src/main/java/eu/kanade/tachiyomi/data/library/CustomMangaManager.kt
# app/src/main/java/eu/kanade/tachiyomi/ui/setting/SettingsBackupController.kt
# app/src/main/res/values/strings.xml