Update Lombiq.Tests.UI package version

Author: barthamark

Lombiq.VueJs.Tests.UI/Lombiq.VueJs.Tests.UI.csproj

@@ -25,7 +25,7 @@
   </ItemGroup>
 
   <ItemGroup Condition="'$(NuGetBuild)' == 'true'">
-    <PackageReference Include="Lombiq.Tests.UI" Version="12.1.1-alpha.3.osoe-935" />
+    <PackageReference Include="Lombiq.Tests.UI" Version="12.1.2" />
   </ItemGroup>
 
   <ItemGroup>