Make sandbox.mdwn translatable
Originally created by @hefee on #16873 (Redmine)
In order to test Weblate setup, we need a weblate compontent, where we can play with. This can be wiki/src/sandbox.mdwn, but currently, this is not translatable.
Originally created by @hefee on #16873 (Redmine)
In order to test Weblate setup, we need a weblate compontent, where we can play with. This can be wiki/src/sandbox.mdwn, but currently, this is not translatable.