update gps.conf

added XTRA CA path to gps.conf to support
https in XC2.0. assigned the default value.

Change-Id: Ie9216a98621762484ab98f9e8459b63223707448
diff --git a/etc/gps.conf b/etc/gps.conf
index 4b48558..01699bf 100644
--- a/etc/gps.conf
+++ b/etc/gps.conf
@@ -19,6 +19,9 @@
 #NTP server
 NTP_SERVER=time.izatcloud.net
 
+#XTRA CA path
+XTRA_CA_PATH=/system/etc/security/cacerts
+
 # DEBUG LEVELS: 0 - none, 1 - Error, 2 - Warning, 3 - Info
 #               4 - Debug, 5 - Verbose
 # If DEBUG_LEVEL is commented, Android's logging levels will be used