Switch from the deprecated execution method.
Fix for the bz1798183-RFE-support-post-loaded-profile beakerlib test.
Signed-off-by: Jaroslav Škarvada <jskarvad@redhat.com>
The 'D' is now capital to clarify pronunciation.
DBus service name is kept as '/Tuned' not to break
backward compatibility.
This will also need update of downstream tests
which rely on the specific output strings containing
the name.
Signed-off-by: Jaroslav Škarvada <jskarvad@redhat.com>
