fix svg

lib/check/specialized/svg_checker.ml

···
 ]
 
 (* Required attributes for certain elements *)
+(* Note: SVG rect does NOT require width/height - they default to 0 *)
 let required_attrs = [
   ("feConvolveMatrix", ["order"]);
-  ("rect", ["width"; "height"]);
   ("font", ["horiz-adv-x"]);
 ]