Add assertion for `'device.archs'` once array attributes are supported

[chargome]

Description

We want to update the tests for the Deno Context once we support arrays in the SDK.

ref #20613

[linear-code]

JS-2345

[github-actions]

A PR closing this issue has just been released 🚀

This issue was referenced by PR #20427, which was included in the 10.54.0 release.