Code review comment for ~xnox/autopkgtest-cloud:all-proposed

> I am not sure you are modifying the right testinfo generator here. This code
> can only ever result in testinfo.json with custom environment and params in
> it. But the examples as generated by executed jobs also set virt_server,
> kernel_version, nproc, and cpu_flags.

It feels like the testinfo.json we have in the results are actually being made by create_testinfo in autopkgtest:runner/autopkgtest.