This encourages device manufacturers to use
service.override over service and to remove healthd
on device, because it is one less step to do.
Test: make VINTF metadata
Bug: 66917623
Bug: 77541952
Bug: 79107699
Change-Id: I1cac3570f64a0308b1f2d465205f98a97e4b4320
Merged-In: I1cac3570f64a0308b1f2d465205f98a97e4b4320
(cherry picked from commit 2db565d75f)
