[css2] Added errata on percentage height.

--HG--
extra : convert_revision : svn%3A73dc7c4b-06e6-40f3-b4f7-9ed1dbc14bfc/trunk%403294

Author: bert-github

css2/properties/properties.db

@@ -287,7 +287,7 @@ table-cell | table-caption | none | inherit;;
   no;;
   see prose;;
   visual;;
-  the percentage or 'auto' (see prose under <percentage>) or the absolute length
+  the percentage or 'auto' (as specified) or the absolute length
 */
 
 /* min-width;;