update nl translation
update nl translation

Change-Id: Iee298965df8adeed0d77336bfc81d1a0f4a4f0de

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