Remove print left in by accident

This was added as per 0ec7f71 by
mistake.

Author: pgjones

src/flask/app.py

@@ -409,7 +409,6 @@ def create_url_adapter(self, request: Request | None) -> MapAdapter | None:
             else:
                 subdomain = None
 
-            print(self.config["SERVER_NAME"], subdomain)
             return self.url_map.bind_to_environ(
                 request.environ,
                 server_name=self.config["SERVER_NAME"],