cf9d318e0c52709a54225d5fe53425247e2dba8c doc: fix typos in dseries/reporting presentation

================================ DYNARE MAKE CHECK MATLAB RESULTS ================================ | TOTAL: 525 | PASS: 521 | FAIL: 1 | XFAIL: 3 | XPASS: 0 | LIST OF FAILED TESTS: | * estimation/MH_recover/fs2000_recover.mod

================================ DYNARE MAKE CHECK OCTAVE RESULTS ================================ | TOTAL: 519 | PASS: 512 | FAIL: 4 | XFAIL: 3 | XPASS: 0 | LIST OF FAILED TESTS: | * estimation/MH_recover/fs2000_recover.mod | * optimizers/fs2000_7.mod | * ../matlab/lyapunov_symm.m#1 | * ../matlab/modules/dseries/src/@dseries/dseries.m#5

A full log can be found at http://www.dynare.org/testsuite/master