policy_hal: Update the proxy device enum value

Updated the proxy device enum value to 0x1000000

Change-Id: I7d051bd65e84d264fe94bd4166f400069405434c
diff --git a/policy_hal/AudioPolicyManager.h b/policy_hal/AudioPolicyManager.h
index b8c9b6e..196104b 100644
--- a/policy_hal/AudioPolicyManager.h
+++ b/policy_hal/AudioPolicyManager.h
@@ -42,7 +42,7 @@
 #endif
 
 #ifndef AFE_PROXY_ENABLED
-#define AUDIO_DEVICE_OUT_PROXY 0x40000
+#define AUDIO_DEVICE_OUT_PROXY 0x1000000
 #endif
 // ----------------------------------------------------------------------------