l10n update OC/FR video redesign (#4938)

* l10n update for Redesign video player (#4911)

* Update videp

* Update

I hope this time format works well.

* One missing string

* Update time format

I'd like the complete name of the month in the Long format and the short one in the short format.
I hope it works now

app/javascript/mastodon/locales/fr.json

@@ -166,7 +166,7 @@
   "standalone.public_title": "Jeter un coup d’œil…",
   "status.cannot_reblog": "Cette publication ne peut être boostée",
   "status.delete": "Effacer",
-  "status.embed": "Embed",
+  "status.embed": "Intégrer",
   "status.favourite": "Ajouter aux favoris",
   "status.load_more": "Charger plus",
   "status.media_hidden": "Média caché",
@@ -195,15 +195,15 @@
   "upload_button.label": "Joindre un média",
   "upload_form.undo": "Annuler",
   "upload_progress.label": "Envoi en cours…",
-  "video.close": "Close video",
-  "video.exit_fullscreen": "Exit full screen",
-  "video.expand": "Expand video",
-  "video.fullscreen": "Full screen",
-  "video.hide": "Hide video",
-  "video.mute": "Mute sound",
+  "video.close": "Fermer la vidéo",
+  "video.exit_fullscreen": "Quitter plein écran",
+  "video.expand": "Agrandir la vidéo",
+  "video.fullscreen": "Plein écran",
+  "video.hide": "Masquer la vidéo",
+  "video.mute": "Couper le son",
   "video.pause": "Pause",
-  "video.play": "Play",
-  "video.unmute": "Unmute sound",
+  "video.play": "Lecture",
+  "video.unmute": "Rétablir le son",
   "video_player.expand": "Agrandir la vidéo",
   "video_player.toggle_sound": "Activer/Désactiver le son",
   "video_player.toggle_visible": "Afficher/Cacher la vidéo",