audiopolicy: managerdefinitions: add attribute for engine dynamic loading

This CL updates the parser to support a new attributes in GlobalConfiguration
in order to support dynamic loading of engine.
The given value shall be <<none>|default|configurable>
XSD for HAL v6.0 has been updated accordingly.

Bug: 141989952
Test: build & audio check

Change-Id: I5774597e252261d8369cd7dc3cce9bb7056e1569
Merged-In: I5774597e252261d8369cd7dc3cce9bb7056e1569
Signed-off-by: François Gaffie <francois.gaffie@renault.com>
diff --git a/services/audiopolicy/config/Android.bp b/services/audiopolicy/config/Android.bp
index 4b5e788..f4610bb 100644
--- a/services/audiopolicy/config/Android.bp
+++ b/services/audiopolicy/config/Android.bp
@@ -92,6 +92,10 @@
     srcs: ["audio_policy_configuration_generic.xml"],
 }
 filegroup {
+    name: "audio_policy_configuration_generic_configurable",
+    srcs: ["audio_policy_configuration_generic_configurable.xml"],
+}
+filegroup {
     name: "usb_audio_policy_configuration",
     srcs: ["usb_audio_policy_configuration.xml"],
 }