only build dotnet 8 and 9

Author: ChristianSauer

.github/workflows/action.yml

@@ -11,7 +11,6 @@ jobs:
         uses: actions/setup-dotnet@v3
         with:
           dotnet-version: |
-            7
             8
             9
       - name: Install dependencies

CodeQualityToGitlab/CodeQualityToGitlab.csproj

@@ -2,7 +2,7 @@
 
     <PropertyGroup>
         <OutputType>Exe</OutputType>
-        <TargetFrameworks>net6.0;net7.0;net8.0;net9.0</TargetFrameworks>
+        <TargetFrameworks>net8.0;net9.0</TargetFrameworks>
         <ImplicitUsings>enable</ImplicitUsings>
         <Nullable>enable</Nullable>
         <PackAsTool>true</PackAsTool>