[chore] Replace ... with … (ellipsis) (#5815)

Follow-up to <https://github.com/koreader/koreader/pull/5804>.

frontend/apps/filemanager/filemanager.lua

@@ -313,7 +313,7 @@ function FileManager:init()
                         UIManager:close(self.file_dialog)
                         local script_is_running_msg = InfoMessage:new{
                                 -- @translators %1 is the script's programming language (e.g., shell or python), %2 is the filename
-                                text = T(_("Running %1 script %2 ..."), util.getScriptType(file), BD.filename(BaseUtil.basename(file))),
+                                text = T(_("Running %1 script %2…"), util.getScriptType(file), BD.filename(BaseUtil.basename(file))),
                         }
                         UIManager:show(script_is_running_msg)
                         UIManager:scheduleIn(0.5, function()

frontend/apps/filemanager/filemanagercollection.lua

@@ -104,7 +104,7 @@ function FileManagerCollection:onMenuHold(item)
                     UIManager:close(self.collfile_dialog)
                     local script_is_running_msg = InfoMessage:new{
                             -- @translators %1 is the script's programming language (e.g., shell or python), %2 is the filename
-                            text = T(_("Running %1 script %2 ..."), util.getScriptType(item.file), BD.filename(BaseUtil.basename(item.file))),
+                            text = T(_("Running %1 script %2…"), util.getScriptType(item.file), BD.filename(BaseUtil.basename(item.file))),
                     }
                     UIManager:show(script_is_running_msg)
                     UIManager:scheduleIn(0.5, function()