update nl translation
update nl translation

Change-Id: I737373b1eca5d70bba5f5ddb45213a437fc7fee0

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