Fix Question Answering temporary links (Azure#23057)

Fixes Azure#22330

Author: heaths

sdk/cognitivelanguage/Azure.AI.Language.QuestionAnswering/README.md

@@ -204,8 +204,8 @@ This project has adopted the [Microsoft Open Source Code of Conduct][code_of_con
 [questionanswering_docs_chat]: https://docs.microsoft.com/azure/cognitive-services/qnamaker/how-to/chit-chat-knowledge-base
 [questionanswering_docs_demos]: https://azure.microsoft.com/services/cognitive-services/qna-maker/#demo
 [questionanswering_docs_features]: https://azure.microsoft.com/services/cognitive-services/qna-maker/#features
-[questionanswering_nuget_package]: https://nuget.org/
-[questionanswering_refdocs]: https://docs.microsoft.com/dotnet/api/
+[questionanswering_nuget_package]: https://nuget.org/packages/Azure.AI.Language.QuestionAnswering/
+[questionanswering_refdocs]: https://docs.microsoft.com/dotnet/api/Azure.AI.Language.QuestionAnswering/
 [questionanswering_rest_docs]: https://docs.microsoft.com/rest/api/cognitiveservices-qnamaker/
 [questionanswering_samples]: https://github.com/Azure/azure-sdk-for-net/tree/main/sdk/cognitivelanguage/Azure.AI.Language.QuestionAnswering/samples/README.md