Don't preserve owner for model

dnn/download_model.sh

@@ -7,7 +7,7 @@ if [ ! -f $model ]; then
         echo "Downloading latest model"
         wget https://media.xiph.org/lpcnet/data/$model
 fi
-tar xvf $model
+tar xvof $model
 touch src/nnet_data.[ch]
 touch src/plc_data.[ch]
 mv src/*.[ch] .