[Skiboot] [PATCH] tests: Specfiy Qemu with a single environment variable

[Stewart Smith]

Joel Stanley <joel at jms.id.au> writes:
> This allows Qemu to work out of the box if the user has an appropriate
> Qemu installed.
>
> Support for running TCG power guests has come a long way from when we
> first added these test scripts. It makes sense to use the system Qemu
> where possible, as for most people this will succeed.
>
> Signed-off-by: Joel Stanley <joel at jms.id.au>
> ---
> Stewart, hopefully this doesn't break other scripts and test
> frameworks.

It works for the travis runs, and that's pretty much everything that
uses these omg-did-i-really-write-that-my-eye-my-eyes scripts that I
wrote.

So, merged to master as of 973391504789efcab8e01c2b974f5ceb7f564bee

-- 
Stewart Smith
OPAL Architect, IBM.