cli: split the main cli/__init__.py file in 4 parts
extract:
- the 'task' group (and its related commands) in cli/task.py
- the 'task_type' group in cli/task_type.py
- remaining commands in cli/admin.py
Migrated from D1445 (view on Phabricator)
extract:
Migrated from D1445 (view on Phabricator)