Revert "Aim by dragging at them, so the thumb stops walking into the iOS edge"

This reverts commit d4bbcfc080.

zombies.js

@@ -403,7 +403,7 @@ export function spawnRacketZombie() { // one takes up residence on the far court
   if (!G.seen.racket) { // it is not a shambler and it does not behave like one — say so, once
     G.seen.racket = true;
     showModal({ title: 'IT HAS A RACKET', color: UI.hot,
-      body: ['IT RETURNS YOUR WEAK SHOTS', 'ONLY A FULL-LENGTH DRAG WOUNDS IT'] });
+      body: ['IT RETURNS YOUR WEAK SHOTS', 'ONLY A FULL PULL WOUNDS IT'] });
   }
 }
 function endHorde() {