add vehicle hal dump

bug: 27971383
Change-Id: I471b7fab8ff620081794853d37e5065d2f94d47c
(cherry picked from commit 7457dec9f244e4ed090e781342bdb31077e2c9a6)
diff --git a/vehicle_network_service/VehicleNetworkService.cpp b/vehicle_network_service/VehicleNetworkService.cpp
index 4e0f77c..c86facc 100644
--- a/vehicle_network_service/VehicleNetworkService.cpp
+++ b/vehicle_network_service/VehicleNetworkService.cpp
@@ -256,8 +256,9 @@
     }
     msg.append("*Vehicle Network Service Permissions*\n");
     mVehiclePropertyAccessControl.dump(msg);
-
+    msg.append("*Vehicle HAL dump*\n");
     write(fd, msg.string(), msg.size());
+    mDevice->dump(mDevice, fd);
     return NO_ERROR;
 }