Grammar issue on welcome tour message

### Product Version

- [ ] Amazon SageMaker Studio Classic
- [X] Amazon SageMaker Studio
- [ ] Issue is not related to SageMaker Studio

### Issue Description

When first opening up Amazon SageMaker, you're shown six welcome messages to click through to familiarise yourself with the Studio console. On 3 of 6, there's a grammar issue to pick up

```
3 of 6
Navigate to Studio Classic

You can access to the previous experience by clicking on Studio Classic application here. For instructions on how to migrate your data and notebooks from the Studio Classic application to the new JupyterLab application, please follow the instructions provided
```

### Expected Behavior

Add missing word `gain` or `obtain`.
```
3 of 6
Navigate to Studio Classic

You can gain access to the previous experience by clicking on Studio Classic application here. For instructions on how to migrate your data and notebooks from the Studio Classic application to the new JupyterLab application, please follow the instructions provided
```

### Observed Behavior

```
3 of 6
Navigate to Studio Classic

You can access `[missing word]` to the previous experience by clicking on Studio Classic application here. For instructions on how to migrate your data and notebooks from the Studio Classic application to the new JupyterLab application, please follow the instructions provided
```

### Product Category

_No response_

### Feedback Category

User Interface

### Other Details

_No response_

The issue identifies the third Amazon SageMaker Studio welcome-tour message, but it names no source file or test. Start by locating the quoted message in the Studio UI, correct the missing word in the sentence, and verify that the third welcome message displays the revised wording.

Written by the indexing model from the issue text.