Merge pull request #198 from microsoft/chgeuer/bump-ci-to-dotnet8

Forgot the CI script 😒

Author: chgeuer

.github/workflows/dotnetbuild.yml

@@ -29,7 +29,7 @@ jobs:
     - name: Setup .NET
       uses: actions/setup-dotnet@v2
       with:
-        dotnet-version: '7.0'
+        dotnet-version: '8.0'
     - name: Setup Semantic version
       id: nbgv
       uses: dotnet/nbgv@v0.4.0