update pt translation
update pt translation

Change-Id: Ifdab5920a694dcab65e5dd2373857de103ca8264

matematikk-mooc/canvas-lms,HotChalk/canvas-lms,SwinburneOnline/canvas-lms,instructure/canvas-lms,SwinburneOnline/canvas-lms,instructure/canvas-lms,venturehive/canvas-lms,matematikk-mooc/canvas-lms,sfu/canvas-lms,djbender/canvas-lms,instructure/canvas-lms,dgynn/canvas-lms,grahamb/canvas-lms,dgynn/canvas-lms,sfu/canvas-lms,djbender/canvas-lms,SwinburneOnline/canvas-lms,venturehive/canvas-lms,HotChalk/canvas-lms,venturehive/canvas-lms,matematikk-mooc/canvas-lms,grahamb/canvas-lms,dgynn/canvas-lms,djbender/canvas-lms,HotChalk/canvas-lms,sfu/canvas-lms,sfu/canvas-lms,grahamb/canvas-lms,instructure/canvas-lms,SwinburneOnline/canvas-lms,instructure/canvas-lms,sfu/canvas-lms,grahamb/canvas-lms,djbender/canvas-lms,HotChalk/canvas-lms,instructure/canvas-lms,grahamb/canvas-lms,venturehive/canvas-lms,matematikk-mooc/canvas-lms,instructure/canvas-lms,dgynn/canvas-lms,sfu/canvas-lms,sfu/canvas-lms