fix databackup filter png-filemanagement_app_file_service-AtomGit

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已合并

fix databackup filter png #2239

I_am__ok创建于 8月6日从I_am__ok/filemanagement_app_file_service_5151： master 合入到 openharmony/filemanagement_app_file_service： master

fix databackup filter png #2239

已合并

I_am__ok创建于 8月6日

从I_am__ok/filemanagement_app_file_service_5151 master合入到openharmony/filemanagement_app_file_service master