Help text of sourceacademy.org

[martin-henz]

Currently we have:

We need to make this more generic:

As of August 2021, we recommend the browsers Google Chrome or Microsoft Edge, Version 83 or higher, or Mozilla Firefox, Version 78 or higher, to visit the Source Academy. If you encounter issues with the Source Academy using these browsers, please use the issue system of the Source Academy repositories on GitHub

[martin-henz]

Of course the help text of the multi-tenant version is configurable on a per-course basis. A simple solution for now would be to make the "server-less" frontend take its help ext from the .env file. Any better idea, anyone?

[martin-henz]

The latter option should be done together with many other strings shown in the academy. i18n will take care of this.

[RichDom2185]

Tagging #2426