flake8: ignore F401 in wbb/utils/__init__.py

wbb/utils/__init__.py

@@ -1,3 +1,3 @@
-from .read_lines import random_line
-from .botinfo import get_info
-from .misc import paginate_modules
+from .read_lines import random_line  # noqa: F401
+from .botinfo import get_info        # noqa: F401
+from .misc import paginate_modules   # noqa: F401