update nl translation
update nl translation

Change-Id: I8217ba4d7a4dc93cffb1bf0713011f40c806e28f

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