@Nina - Thanks for reaching out.
As @Anonymous has mentioned uservoice has been discontinued.
But we request you to share the product feedback here or any of the other channels
called out on this page .We will share and elevate your suggestion with the specific product team.
Note: Azure is working on a new self-serve option for customers to share and vote on product feedback. When available, you will be able to go to https://feedback.azure.com/ and share/up-vote product feature ideas.
Hope this helps.