Update to 1.1.20

[rodinux]

Problem

• Update to last release version 1.1.20

Solution

• Edit the app.src, manifest.json, README an README.fr

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)

[rodinux]

!testme

[yunohost-bot]

Meow :cat2:

[rodinux]

seems Ok, just have this warning when removing app: WARNING E: Unable to locate package garradin-ynh-deps

[yalh76]

!testme

[yunohost-bot]

Fingers crossed!