Add new attributes

SICP/dot.janet

@@ -1,11 +1,12 @@
 (def attr-map @{
   :rankdir ["rankdir" false]
   :newrank ["newrank" false]
+  :rank ["rank" false]
   :label ["label" true]
   :shape ["shape" false]
   :group ["group" true]
   :fillcolor ["fillcolor" false]
-  :style ["filled" true] })
+  :style ["style" true] })
 
 (defn attr-to-string [attr attr-value]
     (def name (get attr 0))