Fixes for stock adjustment

lib/api.dart

@@ -619,7 +619,6 @@ class InvenTreeAPI {
 
   String _authorizationHeader(String username, String password) {
     if (_token.isNotEmpty) {
-      print("Using TOKEN: ${_token}");
       return "Token $_token";
     } else {
       return "Basic " + base64Encode(utf8.encode('${username}:${password}'));

lib/inventree/stock.dart

@@ -433,6 +433,8 @@ class InvenTreeStockItem extends InvenTreeModel {
       return false;
     }
 
+    print("Adjust stock: ${endpoint}");
+
     var response = await api.post(
       endpoint,
       body: {
@@ -441,9 +443,12 @@ class InvenTreeStockItem extends InvenTreeModel {
         "quantity": "${q}",
         },
         "notes": notes ?? '',
-      }
+      },
+      expectedStatusCode: 200
     );
 
+    print("Adjustment completed!");
+
     if (response == null) {
       return false;
     }

lib/widget/stock_detail.dart

@@ -529,6 +529,7 @@ class _StockItemDisplayState extends RefreshableState<StockDetailWidget> {
               title: Text(I18N.of(context).countStock),
               leading: FaIcon(FontAwesomeIcons.checkCircle),
               onTap: _countStockDialog,
+              trailing: Text(item.quantityString),
           )
       );