Add offload_support flag to aaudio.aconfig

This flag will be used to enable offload support in AAudio.

Bug: 372041799
Test: TH
Flag: com.android.media.aaudio.offload_support
Change-Id: Ic14adea7a896409d4d967c54725595f77f32cb91
diff --git a/media/audio/aconfig/aaudio.aconfig b/media/audio/aconfig/aaudio.aconfig
index f9fb4c7..7896a75 100644
--- a/media/audio/aconfig/aaudio.aconfig
+++ b/media/audio/aconfig/aaudio.aconfig
@@ -6,6 +6,13 @@
 container: "system"
 
 flag {
+    name: "offload_support"
+    namespace: "media_audio"
+    description: "Enable offload support in AAudio."
+    bug: "372041799"
+}
+
+flag {
     name: "sample_rate_conversion"
     namespace: "media_audio"
     description: "Enable the AAudio sample rate converter."