minor rename

lib/db/device_files_db.dart

@@ -129,7 +129,7 @@ extension DeviceFiles on FilesDB {
   // todo: covert it to batch
   Future<void> insertLocalAssets(
     List<LocalPathAsset> localPathAssets, {
-    bool autoSync = false,
+    bool shouldAutoBackup = false,
   }) async {
     final Database db = await database;
     final Map<String, Set<String>> pathIDToLocalIDsMap = {};
@@ -149,7 +149,7 @@ extension DeviceFiles on FilesDB {
             {
               "id": localPathAsset.pathID,
               "name": localPathAsset.pathName,
-              "should_backup": autoSync ? _sqlBoolTrue : _sqlBoolFalse
+              "should_backup": shouldAutoBackup ? _sqlBoolTrue : _sqlBoolFalse
             },
             conflictAlgorithm: ConflictAlgorithm.ignore,
           );

lib/db/files_db.dart

@@ -313,7 +313,7 @@ class FilesDB {
           id TEXT PRIMARY KEY NOT NULL,
           name TEXT,
           modified_at INTEGER NOT NULL DEFAULT 0,
-          sync INTEGER NOT NULL DEFAULT 0,
+          should_backup INTEGER NOT NULL DEFAULT 0,
           count INTEGER NOT NULL DEFAULT 0,
           collection_id INTEGER DEFAULT -1,
           cover_id TEXT

lib/services/local_sync_service.dart

@@ -290,7 +290,7 @@ class LocalSyncService {
         await getLocalPathAssetsAndFiles(fromTime, toTime, _computer);
     FilesDB.instance.insertLocalAssets(
       result.item1,
-      autoSync: Configuration.instance.hasSelectedAllFoldersForBackup(),
+      shouldAutoBackup: Configuration.instance.hasSelectedAllFoldersForBackup(),
     );
     final List<File> files = result.item2;
     if (files.isNotEmpty) {