[pre-commit.ci] auto fixes from pre-commit.com hooks

for more information, see https://pre-commit.ci

jupyter_server/serverapp.py

@@ -2857,7 +2857,9 @@ def running_server_info(self, kernel_count: bool = True) -> str:
             info += kernel_msg % n_kernels
             info += "\n"
         # Format the info so that the URL fits on a single line in 80 char display
-        info += _i18n("Jupyter Server {ServerApp.version} is running at:\n{self.display_url}").format()
+        info += _i18n(
+            "Jupyter Server {ServerApp.version} is running at:\n{self.display_url}"
+        ).format()
         if self.gateway_config.gateway_enabled:
             info += (
                 _i18n("\nKernels will be managed by the Gateway server running at:\n%s")