Update Localizable.strings

iOSClient/Supporting Files/en.lproj/Localizable.strings

@@ -967,7 +967,7 @@
 "_add_subtitle_"            = "Add an external subtitle";
 "_add_audio_"               = "Add an external audio";
 "_maintenance_mode_"        = "Server is currently in maintenance mode";
-"_upload_foreground_msg_"   = "Do not close %@ to complete the transfer";
+"_upload_foreground_msg_"   = "Do not close %@ to complete the transfer …";
 
 // Tip
 "_tip_pdf_thumbnails_"      = "Swipe left from the right edge of the screen to show the thumbnails.";