style(pre-commit): auto fixes from pre-commit.com hooks

Author: pre-commit-ci[bot]

discord/ui/container.py

@@ -175,7 +175,6 @@ def add_section(
         To append a pre-existing :class:`Section`, use the
         :meth:`add_item` method, instead.
 
-
         Parameters
         ----------
         *items: :class:`Item`

discord/ui/media_gallery.py

@@ -21,7 +21,6 @@
 class MediaGallery(Item[V]):
     """Represents a UI Media Gallery. Galleries may contain up to 10 :class:`MediaGalleryItem` objects.
 
-
     .. versionadded:: 2.7
 
     Parameters