Updating PDK/s.a.c. build to accommodate a moved gps.h.

Change-Id: I4fb58ad5babee063f654cbc5e5b1bfffaa2bbb84
diff --git a/pdk/Pdk.mk b/pdk/Pdk.mk
index 676f5dc..db6570a 100644
--- a/pdk/Pdk.mk
+++ b/pdk/Pdk.mk
@@ -77,7 +77,7 @@
 #   descriptions for the new headers and point to the new doxygen created html.
 pdk_headers := \
     $(pdk_legacy_hardware_dir)/AudioHardwareInterface.h \
-    $(pdk_legacy_hardware_dir)/gps.h \
+    $(pdk_hardware_dir)/gps.h \
     $(pdk_legacy_hardware_dir)/wifi.h \
     $(pdk_camera_dir)/CameraHardwareInterface.h \
     $(pdk_hardware_dir)/sensors.h \