[IMP] point_of_sale: resize info icon

In this commit we enlarge the info button
on the top left corner of a product item
so that we make it more usable for small
screens.

task-2669747

Part-of: odoo/odoo#81226

addons/point_of_sale/static/src/css/pos.css

@@ -1208,7 +1208,7 @@ td {
     border-radius: 2px;
     background-color: #7f82ac;
     color: white;
-    padding: 1px;
+    padding: 1px 4px;
     width: 15px;
     height: 15px;
     display: flex;