Helper Htmx <script> tag

```python
Script(
    src="https://unpkg.com/htmx.org@1.9.10",
    integrity="sha384-D1Kt99CQMDuVetoL1lrYwg5t+9QdHe7NLX/SoJYkXDFfX37iInKRy5xLSi8nO7UC",
    crossorigin="anonymous",
)
```
something like:

`Htmx1` and `Htmx`