etc: don't start both health-hal services automatically

should be started in device tree init.recovery.rc

Change-Id: Ie2711a8053d0ad9dacd6d337f7a1902c9320334f
diff --git a/etc/init/android.hardware.health@2.0-service.rc b/etc/init/android.hardware.health@2.0-service.rc
index ef17467..ee14d8e 100644
--- a/etc/init/android.hardware.health@2.0-service.rc
+++ b/etc/init/android.hardware.health@2.0-service.rc
@@ -1,6 +1,3 @@
-on boot
-    start health-hal-2-0
-
 service health-hal-2-0 /system/bin/android.hardware.health@2.0-service
     disabled
     user root
diff --git a/etc/init/android.hardware.health@2.1-service.rc b/etc/init/android.hardware.health@2.1-service.rc
index 229285c..6b0b041 100644
--- a/etc/init/android.hardware.health@2.1-service.rc
+++ b/etc/init/android.hardware.health@2.1-service.rc
@@ -1,6 +1,3 @@
-on boot
-    start health-hal-2-1
-
 service health-hal-2-1 /system/bin/android.hardware.health@2.1-service
     disabled
     user root