chore(i18n): add translation for disabled clipboard option in multiple languages

- Introduced a new translation key "rdpClipboardDisabled" for the disabled clipboard option in English, Korean, Simplified Chinese, and Traditional Chinese.
- Enhanced localization to improve user experience across different languages.

src/i18n/locales/en.json

@@ -634,6 +634,7 @@
     "rdpCertificateStrict": "Reject untrusted certificates",
     "rdpCertificateTemporary": "Accept for this session",
     "rdpClipboard": "Clipboard",
+    "rdpClipboardDisabled": "Off",
     "rdpClipboardTextAndFiles": "Text and files",
     "rdpClipboardTextOnly": "Text only",
     "rdpDisplay": "Display",

src/i18n/locales/ko.json

@@ -633,6 +633,7 @@
     "rdpCertificateStrict": "신뢰할 수 없는 인증서 거부",
     "rdpCertificateTemporary": "이번 세션만 허용",
     "rdpClipboard": "클립보드",
+    "rdpClipboardDisabled": "끄기",
     "rdpClipboardTextAndFiles": "텍스트 및 파일",
     "rdpClipboardTextOnly": "텍스트만",
     "rdpDisplay": "표시",

src/i18n/locales/zh-CN.json

@@ -633,6 +633,7 @@
     "rdpCertificateStrict": "拒绝不受信任证书",
     "rdpCertificateTemporary": "仅本次接受",
     "rdpClipboard": "剪贴板",
+    "rdpClipboardDisabled": "关闭",
     "rdpClipboardTextAndFiles": "文本和文件",
     "rdpClipboardTextOnly": "仅文本",
     "rdpDisplay": "显示",

src/i18n/locales/zh-TW.json

@@ -633,6 +633,7 @@
     "rdpCertificateStrict": "拒絕不受信任憑證",
     "rdpCertificateTemporary": "僅本次接受",
     "rdpClipboard": "剪貼簿",
+    "rdpClipboardDisabled": "關閉",
     "rdpClipboardTextAndFiles": "文字和檔案",
     "rdpClipboardTextOnly": "僅文字",
     "rdpDisplay": "顯示",