OntoNotes url fix
The website for OntoNotes 5 is: currently the named entity section has it as
p
| Models trained on the
- | #[+a("https://catalog.ldc.upenn.edu/ldc2013t19") OntoNotes 5] corpus
+ | #[+a("https://catalog.ldc.upenn.edu/LDC2013T19") OntoNotes 5] corpus
| support the following entity types:
+table(["Type", "Description"])
