Add a 'sampler,device_mismatch' test to createBindGroup.spec.ts (#1867)
Add a 'sampler,device_mismatch' test to createBindGroup.spec.ts (#1867)

This PR adds a new test to ensure that a validation error happens
if createBindGroup is called with a sampler created from another device.

Issue: 884, 912
gpuweb/cts,gpuweb/cts,gpuweb/cts