Fix try/except flow for item PUT

remove `raise` before `return`

Author: andrew-harding-gh

section5/item.py

@@ -86,7 +86,6 @@ def put(self, name):
             try:
                 Item.update(updated_item)
             except:
-                raise
                 return {"message": "An error occurred updating the item."}
         return updated_item