clarify Base64URLConverter

Author: Frosty2500

server/app/util/converters.py

@@ -52,7 +52,7 @@ class Base64URLConverter(werkzeug.routing.UnicodeConverter):
     def to_url(self, value: model.Identifier) -> str:
         return super().to_url(base64url_encode(value))
 
-    def to_python(self, value: str) -> model.Identifier:
+    def to_identifier(self, value: str) -> model.Identifier:
         value = super().to_python(value)
         decoded = base64url_decode(value)
         return decoded