When creating a new workspace, the Screen Reader (NVDA/JAWS) does not announce status message: A11y_ML.NET Model Builder_Create new workspace_ScreenReader

### GitHubTags
#A11ySev2; #A11yTCS; #Model Builder - Machine Learning for .NET Developers; #DesktopApp; #Win32;#BM-MlnetModelBuilder-Win32-March25; #Win32;#WCAG4.1.3;#Status Messages;#A11YWCAG2.1;#A11yMAS;

### Environment Details:
Application Name: VS Setup
Edition Windows 11 Enterprise
Version 24H2
OS build 26100.3476
Microsoft Visual Studio Enterprise 2022 (64-bit) - Current
Version 17.13.3

### Repro Steps:
**Prerequisites:**
Install latest Visual Studio 2022 with at least one of the .NET workloads (ASP.NET and web development, .NET desktop development, or .NET Core cross-platform development) and/or the ML.NET Model Builder component selected.

1. Launch visual studio.
2. Create a new .NET project or open an existing .NET project.
3. Right-click on the project in the solution explorer and Add > Machine Learning.
4. Tab till scenario and select a scenario.
5. Select training environment (Select Azure).
6. Tab till Set up workspace and press enter.
7. Tab till new workspace and press enter.
8. When creating a new workspace, the Screen Reader (NVDA/JAWS) does not announce status message.

### Actual Result:
When creating a new workspace, the Screen Reader (NVDA/JAWS) does not announce status message(creating workspace in azure, this make take few minutes.

### Expected Result:
The screen reader (JAWS/NVDA) should announce the status message "Creating a workspace in Azure" when it appears on the screen during the workspace creation process.

### User Impact:
Screen reader users won’t be able to know whether any action is performing, or workspace is creating or not.

### Attachment:

https://github.com/user-attachments/assets/00bbcf93-4e93-487b-b079-7278b7d504a6

Reproduzieren Sie den Ablauf zur Erstellung eines Arbeitsbereichs in Visual Studio mit NVDA oder JAWS, indem Sie den aufgeführten Schritten bis zu Set up workspace und New workspace folgen. Überprüfen Sie die Statusmeldung, die während der Erstellung des Azure-Arbeitsbereichs angezeigt wird, und verifizieren Sie, dass die Meldung angesagt wird, wenn sie erscheint; abgeschlossen, wenn beide Screenreader den Erstellungsstatus ansagen.

Vom Indexierungsmodell aus dem Issue-Text verfasst.