fix: TypeError: s.replace is not a function

Author: srghma

src/Halogen/VDom/DOM/StringRenderer.purs

@@ -44,7 +44,7 @@ propNameToAttrName = case _ of
 renderProperty ∷ String → PropValue → Maybe String
 renderProperty name prop = case typeOf (unsafeToForeign prop) of
   "string"  → renderAttr name' $ (unsafeCoerce ∷ PropValue → String) prop
-  "number"  → renderAttr name' $ show ((unsafeCoerce ∷ PropValue → String) prop)
+  "number"  → renderAttr name' $ show ((unsafeCoerce ∷ PropValue → Number) prop)
   "boolean" →
     if ((unsafeCoerce :: PropValue -> Boolean) prop)
       then Just $ escape name'