Refine menu_pointer click events

Only short clicks/taps count & they must
not move between targets

src/d/d_menu_letter.cpp

@@ -482,6 +482,7 @@ bool dMenu_Letter_c::pointerWait() {
         if (!dusk::menu_pointer::hit_pane(mpLetterParent[i], 8.0f)) {
             continue;
         }
+        dusk::menu_pointer::set_hover_target(i);
 
         if (mIndex != i) {
             mIndex = i;