fix check etag in download file fileprovider

File Provider Extension/FileProviderExtension.swift

@@ -233,7 +233,7 @@ class FileProviderExtension: NSFileProviderExtension, CCNetworkingDelegate {
         }
             
         let tableLocalFile = NCManageDatabase.sharedInstance.getTableLocalFile(predicate: NSPredicate(format: "fileID == %@", metadata.fileID))
-        if tableLocalFile != nil && CCUtility.fileProviderStorageExists(metadata.fileID, fileNameView: metadata.fileNameView) {
+        if tableLocalFile != nil && CCUtility.fileProviderStorageExists(metadata.fileID, fileNameView: metadata.fileNameView) && tableLocalFile?.etag == metadata.etag  {
             completionHandler(nil)
             return
         }