fixing ci

Author: dadhi

appveyor.yml

@@ -13,8 +13,8 @@ skip_commits:
 build_script:
   - dotnet test -f netcoreapp3.1 -c:Release test/DryIoc.CommonServiceLocator.UnitTests/DryIoc.CommonServiceLocator.UnitTests.csproj
   - dotnet test -f netcoreapp3.1 -c:Release test/DryIoc.Microsoft.DependencyInjection.Specification.Tests/DryIoc.Microsoft.DependencyInjection.Specification.Tests.csproj
-  - dotnet test -f netcoreapp3.1 -c:Release docs/DryIoc.Docs/DryIoc.Docs.csproj
 
+  - dotnet test -f net7.0 -c:Release docs/DryIoc.Docs/DryIoc.Docs.csproj
   - dotnet test -f net7.0 -c:Release test/DryIoc.UnitTests/DryIoc.UnitTests.csproj
   - dotnet test -f net7.0 -c:Release test/DryIoc.IssuesTests/DryIoc.IssuesTests.csproj
   - dotnet test -f net7.0 -c:Release test/DryIoc.Microsoft.DependencyInjection.Specification.Tests/DryIoc.Microsoft.DependencyInjection.Specification.Tests.csproj