[Docs] add README translation in portuguese (#7016)

* add README translation in portuguese

* add lang in menu

* Update docs/pt-br/README.md

* Update docs/pt-br/README.md

* Update docs/pt-br/README.md

* Update docs/pt-br/README.md

* Update docs/pt-br/README.md

* Update docs/pt-br/README.md

* Update docs/pt-br/README.md

* Update docs/pt-br/_summary.md

* Update sumary links

* Update README

Co-Authored-By: Álvaro A. Volpato <alvaro.volpato@usp.br>

1 files changed, 2 insertions, 0 deletions

diff --git a/docs/index.html b/docs/index.html
index 5ca0fa6fa..20614c081 100644
--- a/docs/index.html
+++ b/docs/index.html
@@ -60,12 +60,14 @@
           '/es/': 'Buscar',
           '/zh-cn/': '搜索',
           '/ja/': '検索',
+          '/pt-br/': 'Busca',
           '/': 'Search'
         },
         noData: {
           '/es/': '¡Ningún resultado!',
           '/zh-cn/': '没有结果!',
           '/ja/': '見つかりません!',
+          '/pt-br/': 'Nenhum resultado!',
           '/': 'No results!'
         },
         depth: 6