Upgrade to v0.58.8

[p4p4j0hn]

Testing

Problem

• v0.58.8 has been released

Solution

• Updated version and tested locally

PR Status

• [x] Code finished and ready to be reviewed/tested
• [x] The fix/enhancement were manually tested (if applicable)

Automatic tests

Automatic tests can be triggered on https://ci-apps-dev.yunohost.org/ after creating the PR, by commenting "!testme", "!gogogadgetoci" or "By the power of systemd, I invoke The Great App CI to test this Pull Request!". (N.B. : for this to work you need to be a member of the Yunohost-Apps organization)

[p4p4j0hn]

@Jules-Bertholet @ericgaspar Would you please !testme?

[alexAubin]

!testme

[yunohost-bot]

:v:

[p4p4j0hn]

Closing because packaging v2 and upgrade to v0.58.8 is ready with pr #38