Merge branch '744' into 'develop'

#744: Rename TRANSLATORS to TRANSLATORS.rst for Gitlab formatting preview

Closes #744

See merge request funkwhale/funkwhale!656

README.rst

@@ -31,4 +31,4 @@ are outlined in `CONTRIBUTING <CONTRIBUTING.rst>`_.
 Translate
 ^^^^^^^^^
 
-Translators willing to help can refer to `TRANSLATORS <TRANSLATORS>`_ for instructions.
+Translators willing to help can refer to `TRANSLATORS <TRANSLATORS.rst>`_ for instructions.