fb5b730a1d4a1ab756f69de5e051213164000970 doc: fix typo

================================ DYNARE MAKE CHECK MATLAB RESULTS ================================ | TOTAL: 443 | PASS: 441 | FAIL: 0 | XFAIL: 2 | XPASS: 0

================================ DYNARE MAKE CHECK OCTAVE RESULTS ================================ | TOTAL: 441 | PASS: 439 | FAIL: 0 | XFAIL: 2 | XPASS: 0

A full log can be found on karaba in '/tmp/dynare-master-check-cEzv7Y8WXd.log'.