Update Italian translation

Co-authored-by: Hosted Weblate <hosted@weblate.org>
Co-authored-by: Random <random-r@users.noreply.hosted.weblate.org>

locales/it.json

@@ -503,5 +503,6 @@
     "channel_tab_podcasts_label": "Podcast",
     "generic_channels_count_0": "{{count}} canale",
     "generic_channels_count_1": "{{count}} canali",
-    "generic_channels_count_2": "{{count}} canali"
+    "generic_channels_count_2": "{{count}} canali",
+    "Import YouTube watch history (.json)": "Importa la cronologia delle visualizzazioni di YouTube (.json)"
 }