unreliable test: Notifications Rendering-executes updateAndReload type button

## Test Details

- Name of test: Notifications Rendering-executes updateAndReload type button
- OS of failure: Mac
- VSCode version of failure (minimum/insider/stable): insiders
- Link to failing run: https://github.com/aws/aws-toolkit-vscode/actions/runs/14639876485/job/41079569352?pr=7150
- Link to failing test: https://github.com/aws/aws-toolkit-vscode/blob/c22efa03e73b241564c8051c35761eb8620edb83/packages/core/src/test/notifications/rendering.test.ts#L91-L113

## Log of Test Failure
```
Error: Could not find the specified item "Update and Reload" on message: severity: Error, message: Webview error, items: View Logs...
```

## Additional Information

Start with packages/core/src/test/notifications/rendering.test.ts at lines 91-113 and reproduce the linked failing run. Compare the expected “Update and Reload” item with the actual notification output, then verify the test is reliable and passes on the affected environment.

Written by the indexing model from the issue text.