translationBot(ui): update translation (Italian)

Currently translated at 98.4% (1262 of 1282 strings)

Co-authored-by: Riccardo Giovanetti <[email protected]>
Translate-URL: https://hosted.weblate.org/projects/invokeai/web-ui/it/
Translation: InvokeAI/Web UI

Author: Harvester62

invokeai/frontend/web/public/locales/it.json

@@ -962,8 +962,8 @@
         "selectedForAutoAdd": "Selezionato per l'aggiunta automatica",
         "addSharedBoard": "Aggiungi una Bacheca Condivisa",
         "boards": "Bacheche",
-        "private": "Privata",
-        "shared": "Condivisa",
+        "private": "Bacheche private",
+        "shared": "Bacheche condivise",
         "addPrivateBoard": "Aggiungi una Bacheca Privata"
     },
     "controlnet": {