Include libhidl-gen-utils to HAL tests

Bug: 109880878
Test: make vts
Change-Id: Ic5a639559602688b40296a3de28abdd58b8b7e65
diff --git a/Android.bp b/Android.bp
index 5cb85b4..c7714c1 100644
--- a/Android.bp
+++ b/Android.bp
@@ -19,6 +19,7 @@
     // Lists all dependencies that can *not* be expected on the device.
     static_libs: [
         "VtsHalHidlTargetTestBase",
+        "libhidl-gen-utils",
     ],
     group_static_libs: true,