Fix bidi direction of dialog and bidi-wrap service name

Previously, the name of the service being in a different direction
from the locale could cause bidi artifacts.

Now, we explicitly set the direction of the dialog to the locale, and
bidi-wrap the service name.

Test: Manual
Change-Id: I563299866b24a4ce90fa2d09781aa269d8de2edd
Fixes: 37761152