metadata (#5758)

* metadata

* Update model_cards/pierreguillou/gpt2-small-portuguese/README.md
Co-authored-by: Julien Chaumond <chaumond@gmail.com>

model_cards/pierreguillou/gpt2-small-portuguese/README.md

@@ -2,6 +2,16 @@
 language: pt
 ---
 
+widget:
+- text: "Quem era Jim Henson? Jim Henson era um"
+- text: "Em um achado chocante, o cientista descobriu um"
+- text: "Barack Hussein Obama II, nascido em 4 de agosto de 1961, é"
+- text: "Corrida por vacina contra Covid-19 já tem"
+license: mit
+datasets: 
+- wikipedia
+---
+
 # GPorTuguese-2: a Language Model for Portuguese text generation (and more NLP tasks...)
 
 ## Introduction