Updated for 2.2

[codecov[bot]]

Codecov Report

Patch coverage: 6.66% and project coverage change: +0.14% :tada:

Comparison is base (e537794) 54.25% compared to head (f658e5e) 54.40%.

Additional details and impacted files

```diff @@ Coverage Diff @@ ## master #514 +/- ## ========================================== + Coverage 54.25% 54.40% +0.14% ========================================== Files 10 10 Lines 763 761 -2 ========================================== Hits 414 414 + Misses 349 347 -2 ``` | [Files Changed](https://app.codecov.io/gh/modoboa/modoboa-installer/pull/514?src=pr&el=tree&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=modoboa) | Coverage Δ | | |---|---|---| | [modoboa\_installer/package.py](https://app.codecov.io/gh/modoboa/modoboa-installer/pull/514?src=pr&el=tree&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=modoboa#diff-bW9kb2JvYV9pbnN0YWxsZXIvcGFja2FnZS5weQ==) | `49.27% <0.00%> (ø)` | | | [modoboa\_installer/utils.py](https://app.codecov.io/gh/modoboa/modoboa-installer/pull/514?src=pr&el=tree&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=modoboa#diff-bW9kb2JvYV9pbnN0YWxsZXIvdXRpbHMucHk=) | `56.22% <8.33%> (+0.37%)` | :arrow_up: |

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