codec_fwk: add codec availability feature flag

Bug: 363282971
Flag: android.media.codec.codec_availability
Change-Id: I467a7644989714dddc2c16529f8e93cd6b6d8b00
diff --git a/media/aconfig/codec_fwk.aconfig b/media/aconfig/codec_fwk.aconfig
index ee697ee..c820a2c 100644
--- a/media/aconfig/codec_fwk.aconfig
+++ b/media/aconfig/codec_fwk.aconfig
@@ -21,6 +21,13 @@
 }
 
 flag {
+  name: "codec_availability"
+  namespace: "codec_fwk"
+  description: "Feature flag for codec availability HAL API support"
+  bug: "363282971"
+}
+
+flag {
   name: "codec_buffer_state_cleanup"
   namespace: "codec_fwk"
   description: "Bugfix flag for more buffer state cleanup in MediaCodec"