update pt translation
update pt translation

Change-Id: Iae7e9c69aa1af7b6d44b2cce9bc9ce95bef353b5

fronteerio/canvas-lms,sfu/canvas-lms,venturehive/canvas-lms,SwinburneOnline/canvas-lms,grahamb/canvas-lms,SwinburneOnline/canvas-lms,grahamb/canvas-lms,fronteerio/canvas-lms,djbender/canvas-lms,djbender/canvas-lms,djbender/canvas-lms,fronteerio/canvas-lms,grahamb/canvas-lms,fronteerio/canvas-lms,grahamb/canvas-lms,venturehive/canvas-lms,SwinburneOnline/canvas-lms,sfu/canvas-lms,sfu/canvas-lms,sfu/canvas-lms,djbender/canvas-lms,venturehive/canvas-lms,SwinburneOnline/canvas-lms,HotChalk/canvas-lms,sfu/canvas-lms,HotChalk/canvas-lms,sfu/canvas-lms,HotChalk/canvas-lms,sfu/canvas-lms,grahamb/canvas-lms,venturehive/canvas-lms,HotChalk/canvas-lms