ENGCOM-3171: [Backport] Added validation on maximum quantity allowed in shopping cart #18552

 - Merge Pull Request #18552 from gelanivishal/magento2:2.2-develop-PR-port-18481
 - Merged commits:
   1. db4ac89

Author: magento-engcom-team

app/code/Magento/CatalogInventory/view/adminhtml/ui_component/product_form.xml

@@ -285,7 +285,7 @@
                     <settings>
                         <scopeLabel>[GLOBAL]</scopeLabel>
                         <validation>
-                            <rule name="validate-number" xsi:type="boolean">true</rule>
+                            <rule name="validate-greater-than-zero" xsi:type="boolean">true</rule>
                         </validation>
                         <label translate="true">Maximum Qty Allowed in Shopping Cart</label>
                         <dataScope>max_sale_qty</dataScope>