Set audio.camerasound.force for JP devices

Test: set to JP sku and check No camera sound option
Bug: 188396079
Change-Id: Ic89a150701de17fb29130206c2e25ec929972e25
diff --git a/conf/init.raven.rc b/conf/init.raven.rc
index fb6b869..07da82c 100644
--- a/conf/init.raven.rc
+++ b/conf/init.raven.rc
@@ -30,3 +30,9 @@
 # Bluetooth
 on post-fs-data
     chown bluetooth system /proc/bluetooth/timesync
+
+# For Japan sku, always enforce camera shutter sound
+# Since this property is read by the audio server in system service,
+# it should be written by the system init.
+on property:ro.boot.hardware.sku=GF5KQ
+    setprop audio.camerasound.force true