run-tests.sh couldn't find tests to run
run-tests.sh couldn't find tests to run

commit a01534893 move the directory that run-tests.sh was in (it was
previously called gearbox-smoke.sh).  The file looks for the tests
in the worker directory, and since it was moved it couldn't find
the worker directory.  This commit fixes that.

getgearbox/gearbox,getgearbox/gearbox,getgearbox/gearbox,getgearbox/gearbox,getgearbox/gearbox,getgearbox/gearbox,getgearbox/gearbox