Investigate using WebSocketStream in SignalR browser JS client

### Is there an existing issue for this?

- [X] I have searched the existing issues

### Is your feature request related to a problem? Please describe the problem.

[WebSocketStream](https://web.dev/websocketstream/) is a new API That solves some of the problems with backpressure in the original websocket APIs (aka there is none, the linked article explains it well).

### Describe the solution you'd like

We should investigate lighting up the websocket transport with this API if available.

### Additional context

_No response_

cc @BrennanConroy