d6bbebb0c019d8095508bb17af5b5b331b91be2e doc fix typo (cherry picked from commit a02b5b2d6a5d156f3fb814d54905d0470b5abeb4)

================================ DYNARE MAKE CHECK MATLAB RESULTS ================================ | TOTAL: 416 | PASS: 414 | FAIL: 0 | XFAIL: 2 | XPASS: 0

================================ DYNARE MAKE CHECK OCTAVE RESULTS ================================ | TOTAL: 414 | PASS: 412 | FAIL: 0 | XFAIL: 2 | XPASS: 0

A full log can be found on karaba in '/tmp/dynare-4.4-check-XgGQE74ofm.log'.