Bug fix for displaying batch information

InvenTree/templates/js/translated/model_renderers.js

@@ -108,7 +108,7 @@ function renderStockItem(name, data, parameters={}, options={}) {
             stock_detail = `{% trans "Quantity" %}: ${data.quantity}`;
         }
 
-        if (data.batch != null) {
+        if (data.batch) {
             stock_detail += ` - <small>{% trans "Batch" %}: ${data.batch}</small>`;
         }
     }

InvenTree/templates/js/translated/stock.js

@@ -964,7 +964,7 @@ function adjustStock(action, items, options={}) {
             quantity = `#${item.serial}`;
         }
 
-        if (item.batch != null) {
+        if (item.batch) {
             quantity += ` - <small>{% trans "Batch" %}: ${item.batch}</small>`;
         }