Remove unused NTP servers from gps.conf

These aren't used so they should be removed to avoid causing confusion.

Change-Id: I2e45fc79c968570c5f244f636b476f6f6cb1d0a9
diff --git a/gps.conf b/gps.conf
index 11128be..f3c2ff1 100644
--- a/gps.conf
+++ b/gps.conf
@@ -1,12 +1,3 @@
-#Test
-NTP_SERVER=time.gpsonextra.net
-#Asia
-# NTP_SERVER=asia.pool.ntp.org
-#Europe
-# NTP_SERVER=europe.pool.ntp.org
-#North America
-# NTP_SERVER=north-america.pool.ntp.org
-
 XTRA_SERVER_1=http://xtra1.gpsonextra.net/xtra2.bin
 XTRA_SERVER_2=http://xtra2.gpsonextra.net/xtra2.bin
 XTRA_SERVER_3=http://xtra3.gpsonextra.net/xtra2.bin