Fix build.

Missing libhidlbase library.

Test: builds
Change-Id: I9129b90ac45d231c171e9740441b4cf8d8bd9688
diff --git a/light/2.0/vts/functional/Android.bp b/light/2.0/vts/functional/Android.bp
index edb5ca9..889457f 100644
--- a/light/2.0/vts/functional/Android.bp
+++ b/light/2.0/vts/functional/Android.bp
@@ -20,6 +20,7 @@
     srcs: ["light_hidl_hal_test.cpp"],
     shared_libs: [
         "libbase",
+        "libhidlbase",
         "liblog",
         "libutils",
         "android.hardware.light@2.0",