docs: update locale and changelog

CHANGELOG.md

@@ -25,6 +25,8 @@ UPGRADE NOTE: If upgrading from an earlier version, please re-authenticate your
 - Fixed some values in the UI not updating or being assigned upon first load
 - The loyalty system was non-functional after an internal rewrite in 3.0.0, this has been fixed
 - Fixed a crash due to Twitch returning corrupted responses to status polling
+- Fixed issue where the LIVE stream preview would overlap dialog windows
+- 
 
 ## [3.0.0]
 

frontend/src/locale/it/translation.json

@@ -384,7 +384,8 @@
       },
       "tab-editor": "Editor",
       "tab-manage": "Gestisci",
-      "title": "Estensioni"
+      "title": "Estensioni",
+      "error-alert": "Dettagli errore per {{name}}"
     }
   },
   "time": {