Flakeheaven

Fix

- **logic/snapshot**: avoid file existence errors when preparing cache

Fix

- **patched**: use same config fields as tox

Feat

- **config**: config command

Fix

- **logic**: properly merge configs to avoid creating empty values

BREAKING CHANGE

- Default plugins will now run when pyproject.toml exists without [tool.flakeheaven.plugins] section.

Fix

- add severity property to GitLab formatter output

Fix

- **exceptions-config**: flakeheaven/flakeheaven74: fix exceptions ordering