Add .NET 8 setup to build workflow and disable restore during rebuild

Signed-off-by: Christoph Hofmann <[email protected]>

.github/workflows/build.yml

@@ -46,6 +46,11 @@ jobs:
     - name: setup-msbuild
       uses: microsoft/setup-msbuild@v2
 
+    - name: Setup dotnet
+      uses: actions/setup-dotnet@v3
+      with:
+        dotnet-version: '8.x.x'
+
     - name: Set up JDK 17
       uses: actions/setup-java@v3
       with:
@@ -97,7 +102,8 @@ jobs:
               -property:AppxBundle=Always `
               -property:UapAppxPackageBuildMode=StoreUpload `
               -property:Configuration="${{inputs.build_configuration}}" `
-              -target:Rebuild
+              -target:Rebuild `
+              -restore:false
     
     - name: End SonarQube analyze
       env: