Camera2: Docs - Add output_file option to metadata_parser_xml.py

Change-Id: I5b7d991bc569c36e23a9567289e9c4dbd9759378
diff --git a/camera/docs/metadata-parser-sanity-check b/camera/docs/metadata-parser-sanity-check
index a7ff41e..520a5f2 100755
--- a/camera/docs/metadata-parser-sanity-check
+++ b/camera/docs/metadata-parser-sanity-check
@@ -29,7 +29,7 @@
 tmp_tidy1=$(mktemp)
 tmp_tidy2=$(mktemp)
 
-python $thisdir/metadata_parser_xml.py $thisdir/metadata_properties.xml $thisdir/metadata_template.mako > $tmp_out || exit 1
+python $thisdir/metadata_parser_xml.py $thisdir/metadata_properties.xml $thisdir/metadata_template.mako $tmp_out || exit 1
 tidy -indent -xml -quiet $thisdir/metadata_properties.xml > $tmp_tidy1
 tidy -indent -xml -quiet $tmp_out > $tmp_tidy2