Fix an typo 'onrest' in htmlScriptAttributes

As pointed out by "Laurent <guitarneck@free.fr>"
diff --git a/HTMLparser.c b/HTMLparser.c
index 1d6f321..dff8e1d 100644
--- a/HTMLparser.c
+++ b/HTMLparser.c
@@ -1177,7 +1177,7 @@
     "onfocus",
     "onblur",
     "onsubmit",
-    "onrest",
+    "onreset",
     "onchange",
     "onselect"
 };