Unable to init by azd init -t ai-chat-app-csharp based on README

> Please provide us with the following information:
> ---------------------------------------------------------------

### This issue is for a: (mark with an `x`)
```
- [x] bug report -> please search issues before submitting
- [ ] feature request
- [ ] documentation issue or request
- [ ] regression (a behavior that used to work and stopped in a new release)
```

### Minimal steps to reproduce
> azd init -t ai-chat-app-csharp

### Any log messages given by the failure
> ERROR: init from template repository: fetching template: failed to clone repository https://github.com/Azure-Samples/ai-chat-app-csharp: exit code: 128, stdout: , stderr: Cloning into 'C:\Users\user\AppData\Local\Temp\az-dev-template1635637112'...
remote: Repository not found.
fatal: repository 'https://github.com/Azure-Samples/ai-chat-app-csharp/' not found

### Expected/desired behavior
> No error

### OS and Version?
> Windows

### Versions
>

### Mention any other details that might be useful

> I think the link to repo is wrong ( `https://github.com/Azure-Samples/ai-chat-quickstart-csharp` instead of `https://github.com/Azure-Samples/ai-chat-app-csharp/`)