fixes ci test config

Author: jonas-merkle

.github/workflows/dotnet.yml

@@ -55,7 +55,7 @@ jobs:
     - name: Build
       run: dotnet build --no-restore -c Release
     - name: Test
-      run: dotnet test --no-build --verbosity normal
+      run: dotnet test --no-build -c Release --verbosity normal
 
   sonarcloud:
     name: Build and analyze with SonarCloud