AudioPolicy: Makefile - clean up lib dependencies

Flag: EXEMPT bugfix
Bug: 356402550
Test: compiles
Merged-In: I597c6f0dfd9cfaea313232becea3d424cafc501b
Change-Id: I597c6f0dfd9cfaea313232becea3d424cafc501b
diff --git a/media/libaudiohal/Android.bp b/media/libaudiohal/Android.bp
index 639c7aa..75e2c11 100644
--- a/media/libaudiohal/Android.bp
+++ b/media/libaudiohal/Android.bp
@@ -45,6 +45,8 @@
         "liberror_headers",
         "libmediautils_headers",
     ],
+
+    export_include_dirs: ["include"],
 }
 
 cc_library_shared {