fix https://github.com/rustdesk/rustdesk/issues/8923

src/lang.rs

@@ -72,7 +72,7 @@ pub const LANGS: &[(&str, &str)] = &[
     ("ja", "日本語"),
     ("ko", "한국어"),
     ("kz", "Қазақ"),
-    ("ua", "Українська"),
+    ("uk", "Українська"),
     ("fa", "فارسی"),
     ("ca", "Català"),
     ("el", "Ελληνικά"),
@@ -144,7 +144,7 @@ pub fn translate_locale(name: String, locale: &str) -> String {
         "ja" => ja::T.deref(),
         "ko" => ko::T.deref(),
         "kz" => kz::T.deref(),
-        "ua" => ua::T.deref(),
+        "uk" => ua::T.deref(),
         "fa" => fa::T.deref(),
         "ca" => ca::T.deref(),
         "el" => el::T.deref(),