Accessibility: error popup close button cannot be perceived by screenreader users

Issue Summary

Error message close button has nounique accessible name, which is why it cannot be perceived by screen reader users.

! Screenshot 2023-08-01 at 5.00.44 PM.png|thumbnail!

This is reproducible on Data Center: yes

Steps to Reproduce

N/A

Expected Results

The button should be perceptible to screen reader users via an accessible name.

Actual Results

The button does not have a unique accessible name.

Workaround

Currently there is no known workaround for this behavior. A workaround will be added here when available