Fixed: documentation link and markdown lint (#778)
Fixed: documentation link and markdown lint (#778)

Co-authored-by: fdlane <2ed3957754ec3d0733471aa44d4e96bb92589f05@fdlane.com>
Research-Institute/json-api-dotnet-core,json-api-dotnet/JsonApiDotNetCore,Research-Institute/json-api-dotnet-core