Correct net version

SebastianZug · SebastianZug · commit dd24db3f2103 · 2026-04-17T07:40:52.000+02:00
diff --git a/03_CsharpGrundlagenI.md b/03_CsharpGrundlagenI.md
@@ -54,7 +54,7 @@ public class Program
 <Project Sdk="Microsoft.NET.Sdk">
   <PropertyGroup>
     <OutputType>Exe</OutputType>
-    <TargetFramework>net6.0</TargetFramework>
+    <TargetFramework>net8.0</TargetFramework>
   </PropertyGroup>
 </Project>
 ```
