update nn translation
update nn translation

Change-Id: Ia1576a1d2abef0cfe65e6c5417e9adb3bf20ca86
Reviewed-on: https://gerrit.instructure.com/c/canvas-lms/+/258232
Tested-by: Service Cloud Jenkins <9144042a601061f88f1e1d7a1753ea3e2972119d@instructure.com>

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