Fix less code styles

Author: mrtuvn

app/design/frontend/Magento/blank/Magento_Catalog/web/css/source/_widgets.less

@@ -85,12 +85,12 @@
             }
 
             .product-item-info {
-                width: auto;
                 text-align: center;
+                width: auto;
+            }
 
-                .product-item-actions {
-                    display: inline-block;
-                }
+            .product-item-actions {
+                display: inline-block;
             }
 
             .product-item-description {
@@ -113,7 +113,7 @@
 
     .page-layout-1column .block.widget .products-grid .product-item {
         margin-left: 2%;
-        width: calc(~'(100% - 4%)/3');
+        width: calc(~'(100% - 4%) / 3');
 
         &:nth-child(3n + 1) {
             margin-left: 0;