bug(select): Non-native Selects do not announce state properly with screen readers

[bmayen]

Is this a regression?

• Yes, this behavior used to work in the previous version

The previous version in which this bug was not present was

No response

Description

Reported by our accessibility team:
"When the selects are activated the state is not communicated. In JAWS neither state is communicated, in NVDA only the collapsed state is communicated."

Reproduction

StackBlitz link:
Steps to reproduce:
1.
2.

Expected Behavior

Should announce different states on state changes

Actual Behavior

In JAWS neither state is communicated, in NVDA only the collapsed state is communicated

Environment

• Angular: 18.x
• CDK/Material: 18.x
• Browser(s): Chromium
• Operating System (e.g. Windows, macOS, Ubuntu): Windows/OSX