bug(MatSelect): With VoiceOver + Chrome, "space" is announced when user navigates to mat-select if there is nothing yet selected from dropdown

[rehoulihan]

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

If there is nothing selected from a mat-select when a user navigates to it with Voiceover tool, the Voiceover tool announces the selector as "space, {{name of mat-select}}".

Reproduction

Steps to reproduce:

1. Access https://material.angular.io/components/select/overview
2. Turn on Voiceover and navigate to Basic mat-select with tab
3. Observe Voiceover announces the selector as "space, Favourite food"

Expected Behavior

Mat-select does not have 'space' announced before the name of the select.

Actual Behavior

Mat-select does have 'space' announced before the name of the select.

Environment

Angular: v11, v12, v13 (observed from the latest 3 versions on the official website)
CDK/Material: Material
Browser(s): Chrome
Operating System (e.g. Windows, macOS, Ubuntu): macOS

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