Add test to the automotive-tests package

Test: manual build
Bug: 259994542
Change-Id: I1ec38c9ada99eb6806507461e52af859d8b17ce2
diff --git a/services/audiopolicy/tests/Android.bp b/services/audiopolicy/tests/Android.bp
index b2546d2..bf82680 100644
--- a/services/audiopolicy/tests/Android.bp
+++ b/services/audiopolicy/tests/Android.bp
@@ -55,7 +55,10 @@
         "-Wall",
     ],
 
-    test_suites: ["device-tests"],
+    test_suites: [
+        "device-tests",
+        "automotive-tests",
+    ],
 
 }