* fix(provider_info_helpers.tsx): fix together ai provider name
* fix(user_edit_view.tsx): all admin to edit user's personal models
* fix(model_dashboard.tsx): fix model filtering by team id check
* fix(proxy_server.py): support returning available models for a user on `/model_group/info`
Fixes issue where personal key with 'all team models' would see all proxy models (not just the ones user can call)
* test(test_models.py): add unit test for model group info check on personal key