Multiple Bluetooth devices to choose from

[microbit-grace]

Repro steps

1. Open https://createai.microbit.org/data-samples on the browser.
2. Connect to a micro:bit via Bluetooth.
3. Repeat steps 1 & 2 in a new tab, keeping the micro:bit connected in a tab. When you get to select a device to Bluetooth connect to, you get:

Selecting the first option in the list works, but selecting the second option fails with:

Perhaps there's a way to filter out the second option?