Update gNB configuration to match 2024 Amarisoft

User is still allowed to input a hidden parameter
to change the version

Otherwise promise won't fail even if frontend is not yet here
and partition will not be processed until next day when
a bang happens

Publish public link to websocket served by our CDN
so that clients can connect to the websocket using
Amarisoft GUI

Latest version is needed to authenticate to websocket
with a password

test software failed to install since 1e9a9019 (pygolang: Accompany
python-interpreter with gpython-interpreter to run gpython instead of
std python, 2024-05-06)

after bc5291df (component/openssl: version up 1.1.1w-0+deb11u2., 2024-11-12)
patch no longer applied, because patch options were moved out of this section

See merge request nexedi/slapos!1688

Make it possible to mock any specific cron entry.

Those are candidates to be shared by some other place, like slapos testing.

See merge request nexedi/slapos!1693