display: Makefile fixes

* Add dependencies in gpu tonemapper
* Fix compile for hwc1 and gralloc1

CRs-Fixed: 2027609
Change-Id: I0f4303d8ea85d93be753e0031bcc3447ba407824
diff --git a/include/Android.mk b/include/Android.mk
index 95c5d25..ec07dde 100644
--- a/include/Android.mk
+++ b/include/Android.mk
@@ -15,6 +15,7 @@
                                  $(display_top)/libdrmutils \
                                  $(display_top)/libqdutils \
                                  $(display_top)/libqservice \
+                                 $(display_top)/gpu_tonemapper \
                                  $(display_top)/sdm/include
 
 ifeq ($(TARGET_USES_GRALLOC1), true)