fix(select): fix slight pixel miss-alignment on select open

closes #3594

Author: rschmukler

src/components/select/select.js

@@ -1063,9 +1063,9 @@ function SelectProvider($$interimElementProvider) {
           transformOrigin = '50% 100%';
         }
       } else {
-        left = targetRect.left + centeredRect.left - centeredRect.paddingLeft;
+        left = (targetRect.left + centeredRect.left - centeredRect.paddingLeft) + 2;
         top = Math.floor(targetRect.top + targetRect.height / 2 - centeredRect.height / 2 -
-          centeredRect.top + contentNode.scrollTop);
+          centeredRect.top + contentNode.scrollTop) + 2;
 
 
         transformOrigin = (centeredRect.left + targetRect.width / 2) + 'px ' +