Allow mediaserver access to media_native flag namespace

Bug: 275527219
Test: add sepolicy, build, check GetServerConfigurableFlag function
Change-Id: I7db0fb2f97860782cca0cb2b0324fbb3f1f2d8b3
diff --git a/private/mediaserver.te b/private/mediaserver.te
index f44cbde..92ec40d 100644
--- a/private/mediaserver.te
+++ b/private/mediaserver.te
@@ -16,6 +16,9 @@
 get_prop(mediaserver, drm_service_config_prop)
 get_prop(mediaserver, media_config_prop)
 
+# Allow MediaCodec running on mediaserver to read media_native flags
+get_prop(mediaserver, device_config_media_native_prop)
+
 # Allow mediaserver to start media.transcoding service via ctl.start.
 set_prop(mediaserver, ctl_mediatranscoding_prop);