Add 'vendor.' prefix to a vendor HAL service name

To prevent property name collisions between properties of system and
vendor, 'vendor.' prefix must be added to a vendor HAL service name.
You can see the details in http://go/treble-sysprop-compatibility.

Test: succeeded building and tested on a walleye device
Bug: 36796459
Change-Id: I4e8fbee791ec917a8f627a1366f4d44ec7e6febc
diff --git a/automotive/evs/1.0/default/android.hardware.automotive.evs@1.0-service.rc b/automotive/evs/1.0/default/android.hardware.automotive.evs@1.0-service.rc
index 16d521d..117c249 100644
--- a/automotive/evs/1.0/default/android.hardware.automotive.evs@1.0-service.rc
+++ b/automotive/evs/1.0/default/android.hardware.automotive.evs@1.0-service.rc
@@ -1,4 +1,4 @@
-service evs-hal-mock /vendor/bin/hw/android.hardware.automotive.evs@1.0-service
+service vendor.evs-hal-mock /vendor/bin/hw/android.hardware.automotive.evs@1.0-service
     class hal
     user automotive_evs
     group automotive_evs
diff --git a/automotive/vehicle/2.0/default/android.hardware.automotive.vehicle@2.0-service.rc b/automotive/vehicle/2.0/default/android.hardware.automotive.vehicle@2.0-service.rc
index 30e249e..c8c89dc 100644
--- a/automotive/vehicle/2.0/default/android.hardware.automotive.vehicle@2.0-service.rc
+++ b/automotive/vehicle/2.0/default/android.hardware.automotive.vehicle@2.0-service.rc
@@ -1,4 +1,4 @@
-service vehicle-hal-2.0 /vendor/bin/hw/android.hardware.automotive.vehicle@2.0-service
+service vendor.vehicle-hal-2.0 /vendor/bin/hw/android.hardware.automotive.vehicle@2.0-service
     class hal
     user vehicle_network
     group system inet