Fix missing header file include

Added frameworks/native/include/media/hardware

Change-Id: Ie98a09e9bb1e2bbbc22c2124c5df77844df98cad
diff --git a/camera/QCamera2/HAL/Android.mk b/camera/QCamera2/HAL/Android.mk
index cb386ac..f94a8af 100644
--- a/camera/QCamera2/HAL/Android.mk
+++ b/camera/QCamera2/HAL/Android.mk
@@ -23,6 +23,7 @@
 
 LOCAL_C_INCLUDES := \
         $(LOCAL_PATH)/../stack/common \
+        frameworks/native/include/media/hardware \
         frameworks/native/include/media/openmax \
         hardware/qcom/media/libstagefrighthw \
         $(LOCAL_PATH)/../../mm-image-codec/qexif \