fix linting issue

Author: bckohan

django_typer/management/commands/shellcompletion.py

@@ -48,8 +48,7 @@
 from django.utils.translation import gettext
 from django.utils.translation import gettext_lazy as _
 from shellingham import ShellDetectionFailure, detect_shell
-from typer import Argument, Option
-from typer import echo
+from typer import Argument, Option, echo
 from typer.completion import Shells  # type: ignore
 from typer.completion import completion_init  # type: ignore