trivial: remove unused hint.js (#43241)

wcs/qommon/static/js/hint.js

@@ -1,70 +0,0 @@
-$(function () {
-  $('.widget').each(function () {
-    // options
-    var distance = 10;
-    var time = 250;
-    var hideDelay = 500;
-
-    var hideDelayTimer = null;
-
-    // tracker
-    var beingShown = false;
-    var shown = false;
-    
-    var trigger = $('.title', this);
-    var popup = $('.hint', this).css('opacity', 0);
-
-    if (popup.length == 0) {
-    	return;
-    }
-
-    trigger.css('cursor', 'help');
-
-    // set the mouseover and mouseout on both element
-    $([trigger.get(0), popup.get(0)]).mouseover(function () {
-      // stops the hide event if we move from the trigger to the popup element
-      if (hideDelayTimer) clearTimeout(hideDelayTimer);
-
-      // don't trigger the animation again if we're being shown, or already visible
-      if (beingShown || shown) {
-        return;
-      } else {
-        beingShown = true;
-
-        // reset position of popup box
-        popup.css({
-          top: -25 - popup.height(),
-          left: -43,
-          display: 'block' // brings the popup back in to view
-        })
-
-        // (we're using chaining on the popup) now animate it's opacity and position
-        .animate({
-          top: '-=' + distance + 'px',
-          opacity: 1
-        }, time, 'swing', function() {
-          // once the animation is complete, set the tracker variables
-          beingShown = false;
-          shown = true;
-        });
-      }
-    }).mouseout(function () {
-      // reset the timer if we get fired again - avoids double animations
-      if (hideDelayTimer) clearTimeout(hideDelayTimer);
-      
-      // store the timer so that it can be cleared in the mouseover if required
-      hideDelayTimer = setTimeout(function () {
-        hideDelayTimer = null;
-        popup.animate({
-          top: '-=' + distance + 'px',
-          opacity: 0
-        }, time, 'swing', function () {
-          // once the animate is complete, set the tracker variables
-          shown = false;
-          // hide the popup entirely after the effect (opacity alone doesn't do the job)
-          popup.css('display', 'none');
-        });
-      }, hideDelay);
-    });
-  });
-});