Update html_helper.py

html_helper.py

@@ -121,7 +121,7 @@ def create_html_oauth():
             .responsive-iframe {{ width: 560px; height: 315px; transform-origin: top left; transition: width 0.3s ease, height 0.3s ease; }}
             @media (max-width: 560px) {{ .responsive-iframe {{ width: 100%; height: 100%; }} }}
         </style>
-        <iframe class="responsive-iframe" src="{https://www.google.com/device}" title="YouTube oauth" frameborder="0" allow="accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture" allowfullscreen></iframe>
+        <iframe class="responsive-iframe" src="https://www.google.com/device" title="YouTube oauth" frameborder="0" allow="accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture" allowfullscreen></iframe>
     </div>
     """
     return html