Adapt config-template for spawn-point change

Author: TBlueF

common/src/main/resources/de/bluecolored/bluemap/config/maps/map.conf

@@ -25,8 +25,8 @@ sorting: ${sorting}
 
 # The position on the world where the map will be centered if you open it.
 # You can change this at any time.
-# This defaults to the world-spawn if you don't set it.
-#start-pos: {x:500, z:-820}
+# Default is { x: 0, z: 0 }
+start-pos: { x: 0, z: 0 }
 
 # The color of the sky as a hex-color
 # You can change this at any time.