Bad French translation of "Start radio"

Steps to reproduce

1. Go to the radio page (/library/radios)
2. Set the language to French
3. Look at the radio buttons

What happens?

The buttons all say "Arrêter la radio" ("arrêter" means "stop").

What is expected?

The buttons should say "Démarrer la radio" ("démarrer" means "start").

Context

Funkwhale version(s) affected: 0.19.0