<!-- Welcome! Before creating a new issue: * This is an extension for JupyterLab repository. Unrelated issues will be closed. * Search for relevant issues * Check that you have updated both the jupyterlab extension and the python package to the same version --> ## Description <!--Describe the bug clearly and concisely. Include screenshots if possible--> Some components have built-in attribute label but not all of them. It seems that integrated label have accessibility problem. https://github.com/microsoft/fast/issues/4801#issuecomment-850041644 https://github.com/microsoft/fast/pull/5238#discussion_r726491157