Preserve terminal feedback while coalescing repaints

internal/app/event_focus.go

@@ -47,6 +47,9 @@ func (handler *accessibilityEventHandler) acceptFocusedEvent(event atspi.Event,
 			state.pending.browserButtonName.clear()
 		}
 		focusID := event.Source.ID()
+		if isFocusGainEvent(event) && state.pending.terminalRepaint.event.Source.ID() != focusID {
+			state.pending.terminalRepaint.clear()
+		}
 		if isFocusGainEvent(event) {
 			state.focusCaretID = focusID
 			state.focusCaretSequence = activity.Sequence