fix another typo

lib/utils/file_uploader.dart

@@ -241,7 +241,7 @@ class FileUploader {
 
       if (pendingEntry != null &&
           pendingEntry.file.fileType == FileType.video &&
-          _currentlyVideoUploading < kMaximumConcurrentVideoUploads) {
+          _currentlyVideoUploading > kMaximumConcurrentVideoUploads) {
         // check if there's any non-video entry which can be queued for upload
         pendingEntry = _queue.entries
             .firstWhere(