Specify version for aidl_interface explicitly

Bug: 150578172
Test: m
Change-Id: I730c407461556fcd49a953b4b6249089af740c6e
diff --git a/media/libaaudio/tests/Android.bp b/media/libaaudio/tests/Android.bp
index 95d6543..85376ad 100644
--- a/media/libaaudio/tests/Android.bp
+++ b/media/libaaudio/tests/Android.bp
@@ -16,7 +16,7 @@
         "libbinder",
         "libcutils",
         "libutils",
-        "shared-file-region-aidl-unstable-cpp",
+        "shared-file-region-aidl-cpp",
     ],
 }