refactor: renombrar proyecto principal api_config → api_hub_dispatcher

- Renombrar carpeta app/api_config/ → app/api_hub_dispatcher/
- Actualizar DJANGO_SETTINGS_MODULE en asgi.py, wsgi.py, manage.py
- Actualizar ROOT_URLCONF y WSGI_APPLICATION en settings.py

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

app/api_config/asgi.py

@@ -1,4 +0,0 @@
-import os
-from django.core.asgi import get_asgi_application
-os.environ.setdefault('DJANGO_SETTINGS_MODULE', 'api_config.settings')
-application = get_asgi_application()