Update pt-BR translations (#840)
Update pt-BR translations (#840)

* Update pt-BR translations

* Minor updates to translations

* Change "Pull Request" to "pull request".
* Change "Problemas" to "Issues" to keep consistency.
* Change "Propriedade" to "propriedade".
* Change "Wiki" to "wiki".
* Rename "questão" to "issue".
* Update almost all the strings from "[action]" section.

* Added new pt-BR translations

ethantkoenig/gitea,dl5rcw/gitea,psolyca/gitea,Bwko/gitea,kjellkvinge/gitea,cez81/gitea,cumgun/gitea,Morlinest/gitea,rems4e/gitea,mjwwit/gitea,cybe/gitea,geek1011/gitea,puffybsd/gitea,sapk-fork/gitea,CaeruleusAqua/gitea,kubatyszko/gitea,tboerger/gitea,typeless/gitea,go-gitea/gitea,lafriks/gitea,sapk-fork/gitea,dnmgns/gitea,DblK/gitea,Bwko/gitea,vdbt/gitea,JonasFranzDEV/gitea,ethantkoenig/gogs,dnmgns/gitea,ethantkoenig/gogs,lafriks/gitea,tboerger/gitea,lafriks/gitea,mjwwit/gitea,sapk-fork/gitea,dnmgns/gitea,vCaesar/gitea,cumgun/gitea,willemvd/gitea,minecrafter/gitea,lunny/gitea,go-gitea/gitea,kjellkvinge/gitea,kubatyszko/gitea,vCaesar/gitea,cybe/gitea,cez81/gitea,denji/gitea,andreynering/gitea,DblK/gitea,go-gitea/gitea,kubatyszko/gitea,psolyca/gitea,lunny/gitea,CaeruleusAqua/gitea,typeless/gitea,kjellkvinge/gitea,richmahn/gogs,ethantkoenig/gitea,jorgesumle/gitea,typeless/gitea,Morlinest/gitea,cez81/gitea,JonasFranzDEV/gitea,jorgesumle/gitea,rems4e/gitea,geek1011/gitea,tboerger/gitea,vdbt/gitea,lunny/gitea,richmahn/gogs,spacetourist/gitea,spacetourist/gitea,typeless/gitea,sapk-fork/gitea,Bwko/gitea,andreynering/gitea