Update to version 1.16.2

[CodeShakingSheep]

Problem

HumHub 1.16.2 has been released, see https://github.com/humhub/humhub/releases/tag/v1.16.2

Solution

Update main source, version and shasum

PR Status

• [ ] Code finished and ready to be reviewed/tested
• [ ] 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)

[CodeShakingSheep]

!testme

[yunohost-bot]

:carousel_horse:

[yunohost-bot]

:books: :bug: