Revert "Removing faceauth configs"

Revert submission 24039435-cherrypick-FaceHAL-deprecate-raven-yon2bm08mmg

Reason for revert: Droidfood blocking bug b/295449925

Reverted changes: /q/submissionid:24039435-cherrypick-FaceHAL-deprecate-raven-yon2bm08mmg

Change-Id: Iabd85576568ce66718e625607aa0d31dc8b357cc
diff --git a/conf/init.raven.rc b/conf/init.raven.rc
index 4d35ee1..5153c58 100644
--- a/conf/init.raven.rc
+++ b/conf/init.raven.rc
@@ -11,6 +11,10 @@
     # Power Stats HAL
     chown system system /sys/devices/platform/10d30000.spi/spi_master/spi10/spi10.0/uwb/power_stats
 
+on fs
+    # Face
+    exec_background - system shell -- /vendor/bin/trusty_apploader /vendor/firmware/faceauth.app
+
 on property:vendor.mfgapi.touchpanel.permission=1
     chmod 0600 /sys/devices/virtual/sec/tsp/cmd
     chown system system /sys/devices/virtual/sec/tsp/cmd