MediaQuality: Declare flag for media quality apis

Bug: 369900190
Change-Id: Iaef1a22a21e6719960f00d68889679e239afe2ca
Test: m
Flag: EXEMPT flag declaration
diff --git a/media/java/android/media/tv/flags/media_tv.aconfig b/media/java/android/media/tv/flags/media_tv.aconfig
index c814c95..10423b9 100644
--- a/media/java/android/media/tv/flags/media_tv.aconfig
+++ b/media/java/android/media/tv/flags/media_tv.aconfig
@@ -56,3 +56,11 @@
     description: "Enhance HDMI-CEC power state and activeness transitions"
     bug: "332780751"
 }
+
+flag {
+    name: "media_quality_fw"
+    is_exported: true
+    namespace: "media_tv"
+    description: "Media Quality V1.0 APIs for Android W"
+    bug: "348412562"
+}