Sync eng/common directory with azure-sdk-tools for PR 1298 (#18456)
Sync eng/common directory with azure-sdk-tools for PR 1298 (#18456)

* Update latest folder with one index.html includes the redirect links

* Update the redirect links and remove everything in latest

* Address feedback

* Have the entire copy for latest GA.

Co-authored-by: Sima Zhu <5fef37f6cbdb6842d05e30aec045f2f609cf3db2@microsoft.com>
Azure/azure-sdk-for-java,Azure/azure-sdk-for-java,Azure/azure-sdk-for-java,Azure/azure-sdk-for-java,Azure/azure-sdk-for-java