Translations update from Weblate (#469)

* Translated using Weblate (Chinese (Traditional))

Currently translated at 100.0% (100 of 100 strings)

Translation: Decky/Decky
Translate-URL: https://weblate.werwolv.net/projects/decky/decky/zh_Hant/

* Translated using Weblate (German)

Currently translated at 100.0% (100 of 100 strings)

Translation: Decky/Decky
Translate-URL: https://weblate.werwolv.net/projects/decky/decky/de/

* Translated using Weblate (Italian)

Currently translated at 91.8% (102 of 111 strings)

Translation: Decky/Decky
Translate-URL: https://weblate.werwolv.net/projects/decky/decky/it/

* Translated using Weblate (Italian)

Currently translated at 100.0% (111 of 111 strings)

Translation: Decky/Decky
Translate-URL: https://weblate.werwolv.net/projects/decky/decky/it/

---------

Co-authored-by: david082321 <david082321@yahoo.com.tw>
Co-authored-by: Jonas Dellinger <jonas@dellinger.dev>
Co-authored-by: Marco Rodolfi <marco.rodolfi@tuta.io>

backend/locales/zh-TW.json

@@ -55,7 +55,7 @@
     "PluginLoader": {
         "decky_title": "Decky",
         "error": "錯誤",
-        "plugin_error_uninstall": "如果您要解除安裝外掛程式，請在 Decky 選單，按下 <0></0>。",
+        "plugin_error_uninstall": "載入 {{name}} 導致上述異常。這通常意味著該外掛程式需要針對新版本的 SteamUI 進行更新。在 Decky 設定中檢查是否存在更新，或評估刪除此外掛程式。",
         "plugin_load_error": {
             "message": "載入外掛程式 {{name}} 發生錯誤",
             "toast": "{{name}} 載入出錯"
@@ -65,7 +65,8 @@
             "title": "解除安裝 {{name}}",
             "desc": "您確定要解除安裝 {{name}} 嗎？"
         },
-        "decky_update_available": "可更新至版本 {{tag_name}}！"
+        "decky_update_available": "可更新至版本 {{tag_name}}！",
+        "plugin_update_other": "可更新 {{count}} 個外掛程式！"
     },
     "RemoteDebugging": {
         "remote_cef": {
@@ -95,7 +96,8 @@
             "desc": "啟用與執行 React DevTools 的電腦的連接。改變這個設定將重新載入 Steam。啟用前必須設定 IP 位址。",
             "ip_label": "IP",
             "label": "啟用 React DevTools"
-        }
+        },
+        "header": "其他"
     },
     "SettingsGeneralIndex": {
         "about": {