Remove redundant job setup calls in migrations

We always set them up earlier in the migrations anyway.

app/src/main/java/eu/kanade/tachiyomi/Migrations.kt

@@ -66,10 +66,6 @@ object Migrations {
 
             val prefs = PreferenceManager.getDefaultSharedPreferences(context)
 
-            if (oldVersion < 14) {
-                // Restore jobs after upgrading to Evernote's job scheduler.
-                LibraryUpdateJob.setupTask(context)
-            }
             if (oldVersion < 15) {
                 // Delete internal chapter cache dir.
                 File(context.cacheDir, "chapter_disk_cache").deleteRecursively()
@@ -96,11 +92,6 @@ object Migrations {
                     }
                 }
             }
-            if (oldVersion < 43) {
-                // Restore jobs after migrating from Evernote's job scheduler to WorkManager.
-                LibraryUpdateJob.setupTask(context)
-                BackupCreateJob.setupTask(context)
-            }
             if (oldVersion < 44) {
                 // Reset sorting preference if using removed sort by source
                 val oldSortingMode = prefs.getInt(libraryPreferences.sortingMode().key(), 0)
@@ -259,9 +250,6 @@ object Migrations {
                     basePreferences.extensionInstaller().set(BasePreferences.ExtensionInstaller.LEGACY)
                 }
             }
-            if (oldVersion < 76) {
-                BackupCreateJob.setupTask(context)
-            }
             if (oldVersion < 77) {
                 val oldReaderTap = prefs.getBoolean("reader_tap", false)
                 if (!oldReaderTap) {
@@ -374,9 +362,6 @@ object Migrations {
                     }
                 }
             }
-            if (oldVersion < 100) {
-                BackupCreateJob.setupTask(context)
-            }
             if (oldVersion < 105) {
                 val pref = libraryPreferences.autoUpdateDeviceRestrictions()
                 if (pref.isSet() && "battery_not_low" in pref.get()) {