Code review comment for ~ubuntu-release/autopkgtest/+git/development:cross-arch-architecture-filtering

I think the fix is not broad enough, as it only adopts for cross_arch testbed if d/control defines the "Tests:" stanza, but not for the "Test-Command:" stanza, which is being used for libgpg-error.

So running the libgpg-error test on this branch of autopkgtest still fails the same way. This should be fixed by the following patch:
https://paste.ubuntu.com/p/c56ppVD4s3/