Update build-docs-verifier.yml (#285)

Author: IEvangelist

.github/workflows/build-docs-verifier.yml

@@ -16,7 +16,7 @@ jobs:
       - name: Setup .NET
         uses: actions/setup-dotnet@main
         with:
-          dotnet-version: '7.0.x'
+          dotnet-version: '8.0.x'
       - name: Try get cached dependencies
         uses: actions/cache@main
         with: