Add AHardwareBuffer as a tone-mapping input.

This is to allow for partners to take gralloc4 metadata into account for
their tone-mapping operation.

Bug: 212641375
Test: builds
Change-Id: Id20291fc1a1a0350a7fff0a8e703f242c68d2b28
diff --git a/libs/tonemap/tests/Android.bp b/libs/tonemap/tests/Android.bp
index d519482..26a1d79 100644
--- a/libs/tonemap/tests/Android.bp
+++ b/libs/tonemap/tests/Android.bp
@@ -32,6 +32,7 @@
     ],
     shared_libs: [
         "android.hardware.graphics.common-V3-ndk",
+        "libnativewindow",
     ],
     static_libs: [
         "libmath",