Override 'add_note' when new StockItem is created

- This allows us to prevent the issue of duplicate notes being created

InvenTree/order/models.py

@@ -366,7 +366,7 @@ class PurchaseOrder(Order):
                 purchase_price=purchase_price,
             )
 
-            stock.save()
+            stock.save(add_note=False)
 
             tracking_info = {
                 'status': status,

InvenTree/stock/models.py

@@ -183,9 +183,12 @@ class StockItem(MPTTModel):
         self.validate_unique()
         self.clean()
 
+        # If 'add_note = False' specified, then no tracking note will be added for item creation
+        add_note = kwargs.pop('add_note', True)
+
         if not self.pk:
             # StockItem has not yet been saved
-            add_note = True
+            add_note = add_note and True
         else:
             # StockItem has already been saved
             add_note = False