fix: fix the issue of Ukrainian abbreviation errors causing it to not work on Win7.

src/Semi.Avalonia/Locale/uk-ua.axaml

@@ -1,5 +1,5 @@
 <ResourceDictionary
-    x:Class="Semi.Avalonia.Locale.uk_uk"
+    x:Class="Semi.Avalonia.Locale.uk_ua"
     xmlns="https://github.com/avaloniaui"
     xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml">
     <!--  DatePicker  -->

src/Semi.Avalonia/Locale/uk-ua.axaml.cs

@@ -2,7 +2,7 @@
 
 namespace Semi.Avalonia.Locale;
 
-public class uk_uk : ResourceDictionary
+public class uk_ua : ResourceDictionary
 {
     
 }

src/Semi.Avalonia/Themes/SemiTheme.axaml.cs

@@ -20,7 +20,7 @@ public class SemiTheme : Styles
         { new CultureInfo("zh-cn"), new zh_cn() },
         { new CultureInfo("en-us"), new en_us() },
         { new CultureInfo("ja-jp"), new ja_jp() },
-        { new CultureInfo("uk-uk"), new uk_uk() },
+        { new CultureInfo("uk-ua"), new uk_ua() },
         { new CultureInfo("ru-ru"), new ru_ru() },
     };