remove updateWorkingSet from timer

PickerFileProvider/FileProviderExtension.swift

@@ -92,9 +92,6 @@ class FileProviderExtension: NSFileProviderExtension, CCNetworkingDelegate {
                     
                     // new upload
                     self.uploadFile()
-                    
-                    // update workingset
-                    self.updateWorkingSet()
                 })
                 
                 RunLoop.main.add(timerUpload!, forMode: .defaultRunLoopMode)
@@ -119,6 +116,9 @@ class FileProviderExtension: NSFileProviderExtension, CCNetworkingDelegate {
         /* ONLY iOS 11*/
         guard #available(iOS 11, *) else { throw NSError(domain: NSCocoaErrorDomain, code: NSFileNoSuchFileError, userInfo:[:]) }
         
+        // update workingset
+        self.updateWorkingSet()
+        
         var maybeEnumerator: NSFileProviderEnumerator? = nil
 
         if (containerItemIdentifier == NSFileProviderItemIdentifier.rootContainer) {