[confirm-dialog] JAWS announces the dialog's message several times

[vursen]

What is the problem?

As demonstrated in #4365 (comment), when opening a confirm-dialog, JAWS announces its message 3 times. The cause may possibly be the same as in #4684.

Browsers

• Chrome
• Firefox
• Safari
• Safari on iOS
• Edge

Screen Readers

• None
• NVDA
• JAWS
• VoiceOver on MacOS
• VoiceOver on iOS