repotest: run inside Docker

Run the openbmc repotest from within the normal unit-test Docker
environment.  This ensures that the repotest is abstracted from the
Jenkins node that ends up taking the job AND it allows us to use the
same linting tools used in the normal unit-test environment.

Signed-off-by: Patrick Williams <patrick@stwcx.xyz>
Change-Id: Ic9cc003e9d847dae7dac6ab4430605f3a053c9d8
1 file changed