Fix build

Marv51 · Marv51 · commit 0732ba1e97d8 · 2022-08-25T15:44:03.000+02:00
diff --git a/SampleApp/SampleApp.csproj b/SampleApp/SampleApp.csproj
@@ -7,6 +7,7 @@
     <Nullable>enable</Nullable>
 	<IsTrimmable>true</IsTrimmable>
 	<EnableTrimAnalyzer>true</EnableTrimAnalyzer>
+	<LangVersion>10</LangVersion>
   </PropertyGroup>
 
   <ItemGroup>
