Update Catalan translation

Co-authored-by: Hosted Weblate <hosted@weblate.org>
Co-authored-by: victor dargallo <victordargallo@disroot.org>

locales/ca.json

@@ -486,5 +486,6 @@
     "generic_channels_count_plural": "{{count}} canals",
     "generic_button_edit": "Edita",
     "generic_button_rss": "RSS",
-    "generic_button_delete": "Suprimeix"
+    "generic_button_delete": "Suprimeix",
+    "Import YouTube watch history (.json)": "Importa l'historial de visualitzacions de YouTube (.json)"
 }