Sensors: decrease light sensor calibration file permission

decrease /persist/lightsensor/AL3010_Config.ini permission from 777 to 664

Change-Id: I727c7986b30ba79282484398c244264d64ec488c
diff --git a/init.flo.rc b/init.flo.rc
index 35af0b9..d851d57 100644
--- a/init.flo.rc
+++ b/init.flo.rc
@@ -186,6 +186,9 @@
     # Modify from 777 (for lightsensor) to 775
     chmod 775 /persist/lightsensor
 
+    # Modify from 777 (for lightsensor calibration data) to 664
+    chmod 664 /persist/lightsensor/AL3010_Config.ini
+
     #Provide the access to hostapd.conf only to root and group
     chmod 0660 /data/hostapd/hostapd.conf