[BUG] audio: misalignement of native/java AudioAttributes

Native audio attributes are initialized with a default source,
whereas JAVA AudioAttributes are initialized with an INVALID source.
It leads to equality failure, thus preventing to identify the
right strategy / volume group.
This CL fixes this issue by forcing the source to invalid for
AudioAttributesGroups, only used for product strategies, thus dedicated
to playback use cases.

Test: AudioVolumeGroupTest
Bug: 248287204
Bug: 238058094

Signed-off-by: François Gaffie <francois.gaffie@renault.com>
Change-Id: Ie40576421aff595112740821ea002bc70354f512
diff --git a/media/libaudioclient/Android.bp b/media/libaudioclient/Android.bp
index b6ddf56..6c198d3 100644
--- a/media/libaudioclient/Android.bp
+++ b/media/libaudioclient/Android.bp
@@ -48,7 +48,7 @@
 cc_library {
     name: "libaudiopolicy",
     srcs: [
-        "AudioAttributes.cpp",
+        "VolumeGroupAttributes.cpp",
         "AudioPolicy.cpp",
         "AudioProductStrategy.cpp",
         "AudioVolumeGroup.cpp",