[dialog] Screen reader is not narrating role

Duplicates

• I have searched the existing issues

Latest version

• I have tested the latest version

Steps to reproduce 🕹

Link to live example: nice-agnesi-s3wxpw - CodeSandbox

Steps:
1.Open URL: nice-agnesi-s3wxpw - CodeSandbox
2.Focus lands on the code editor as soon as page gets opened
3.Press Ctrl+f6 key from keyboard then press 1 tab, then again press CTRL+M from keyboard and then press 1 tab to move focus out of editor pane.
4.Press 6 tabs to Navigate to Open dialog control.
5.Now turn on Screen reader, invoke the Open dialog control, and capture the screen reader narration.
6.Verify whether screen reader is announcing the role of the displayed dialog or not.

Current behavior 😯

Once the model title dialog is displayed screen reader is not announcing role information of dialog.

Observation: once user invoked the open dialog control screen reader is announcing as 'Model title close'

Expected behavior 🤔

Once the model tittle dialog is displayed screen reader should announce role information of dialog.

Observation: Once user invoked the open dialog control screen reader should announce as 'Model title dialog displayed' and next focus should land on 'close button'

Context 🔦

Users who rely on screen readers are confused if Screen readers are not narrating role of dialog Once the dialog is displayed.
User will be unaware of the content if screen reader does not announce all relevant information of dialogs.

https://user-images.githubusercontent.com/93735775/223999060-2b6c2ff8-853f-4905-aec8-aeaadaf53f82.mp4

Your environment 🌎