update es-ES translation
update es-ES translation

Change-Id: I16629047d1232b20ba0d00f440a92fb40c0f0583
Reviewed-on: https://gerrit.instructure.com/c/canvas-lms/+/294325
Tested-by: Service Cloud Jenkins <9144042a601061f88f1e1d7a1753ea3e2972119d@instructure.com>

sfu/canvas-lms,sfu/canvas-lms,sfu/canvas-lms,sfu/canvas-lms,sfu/canvas-lms,sfu/canvas-lms,sfu/canvas-lms