Fixed UI not updated after canceling delete notification.

The fail count didn't take cancel into account.

Add all items which is not deleted(failed & canceled) into fail list.

Fixes: 113576416
Test: atest DocumentsUITests
Test: manual 1) create over 1k files, 2) delete all files 3) click
cancel from delete notification and observe the UI

Change-Id: I85de56b337b45436797008dab528ba255b093f1e