Update __all__ export lists to sorted lists

src/backoffice/views/assemblies/__init__.py

src/backoffice/views/events/__init__.py

src/backoffice/views/invitations/__init__.py

src/backoffice/views/moderation/__init__.py

src/backoffice/views/projects/__init__.py

src/core/forms/__init__.py

src/core/models/__init__.py

src/core/views/__init__.py

src/plainui/tests/__init__.py

src/plainui/views/assemblies.py

src/plainui/views/auth.py

src/plainui/views/badges.py

src/plainui/views/board.py

src/plainui/views/dereferrer.py

src/plainui/views/events.py

src/plainui/views/general.py

src/plainui/views/personal_messages.py

src/plainui/views/static_pages.py

src/plainui/views/ticket_tokens.py

src/plainui/views/user_profile.py