Xtra Patch - https

Using https for Xtra2 download

Test: Tested GPS operation, and logcat of Xtra debug (with
additional change of gps.conf DEBUG_LEVEL = 5) live on device, on nyc-mr1

Bug: 31470303
Change-Id: I8425d1de9c65101742aa6ee3288b0b554509c660
(cherry picked from commit a49600df4ed55f0be7b06ed0a54ea7b1f8d63fc9)
diff --git a/gps.conf b/gps.conf
index e2e0ed9..d0b0a3f 100644
--- a/gps.conf
+++ b/gps.conf
@@ -3,11 +3,12 @@
 # below will be ignored, and instead the servers will
 # be queried from the modem.
 XTRA_SERVER_QUERY=0
+
 # XTRA_SERVERs below are used only if XTRA_SERVER_QUERY
 # is off.
-XTRA_SERVER_1=http://xtrapath1.izatcloud.net/xtra2.bin
-XTRA_SERVER_2=http://xtrapath2.izatcloud.net/xtra2.bin
-XTRA_SERVER_3=http://xtrapath3.izatcloud.net/xtra2.bin
+XTRA_SERVER_1=https://xtrapath1.izatcloud.net/xtra2.bin
+XTRA_SERVER_2=https://xtrapath2.izatcloud.net/xtra2.bin
+XTRA_SERVER_3=https://xtrapath3.izatcloud.net/xtra2.bin
 
 # Error Estimate
 # _SET = 1