Add prod_ID to GPS

Author: nseidle

Symbols/SparkFun-GPS.kicad_sym

@@ -12,6 +12,9 @@
     (property "Datasheet" "" (at -12.7 -25.4 0)
       (effects (font (size 1.27 1.27)) hide)
     )
+    (property "PROD_ID" "GPS-19527" (at 0 -31.75 0)
+      (effects (font (size 1.27 1.27)))
+    )
     (symbol "UM980_1_1"
       (rectangle (start -12.7 22.86) (end 11.43 -25.4)
         (stroke (width 0) (type default))