Add 'stubs' to libandroid

In order to exclude libandroid.so + its dependent libraries from the apex.

Test: build and check if libandroid.so is excluded in the media apex
Bug: 112766913
Change-Id: I5f1c5692a5395cf673d7868e0a429767d639720f
diff --git a/native/android/Android.bp b/native/android/Android.bp
index c26d980..40290ab 100644
--- a/native/android/Android.bp
+++ b/native/android/Android.bp
@@ -78,6 +78,10 @@
     include_dirs: ["bionic/libc/dns/include"],
 
     version_script: "libandroid.map.txt",
+    stubs: {
+        symbol_file: "libandroid.map.txt",
+        versions: ["29"],
+    },
 }
 
 // Network library.