Fix qitest with coverage in a build worktree
Fix qitest with coverage in a build worktree

Project resolution through worktree parsing could not be done as the
first case in get_test_runners() throws if theres no qitest.json in the
current working directory

Change-Id: I177f38da60c3a1a74859c0db877cc5765249a9af
Reviewed-on: http://gerrit.aldebaran.lan/63727
Tested-by: gerrit
Reviewed-by: vbarbaresi <371b46c96c99af52f4f920034e4fcb63ece5bdb5@aldebaran-robotics.com>

aldebaran/qibuild,aldebaran/qibuild,aldebaran/qibuild,aldebaran/qibuild