Follow symlinks in opus build

This is not necessary when following the README.md but it is required if
libopus is under a symlink (and won't do any harm if it's not symlinked).

PiperOrigin-RevId: 351985185

extensions/opus/src/main/jni/convert_android_asm.sh

@@ -34,7 +34,7 @@ while read file; do
     perl -pi -e "s/-gnu\.S/_gnu\.s/g" "${gnu_file}"
     rm -f "${file}"
   fi
-done < <(find . -iname '*.s')
+done < <(find -L . -iname '*.s')
 
 # Generate armopts.s from armopts.s.in
 sed \