Fix typo in manfile
Fix typo in manfile

Remove useless -s parameter as it does not seems to be used any more.
sureshsundriyal/lnav,tstack/lnav,sureshsundriyal/lnav,tstack/lnav,sureshsundriyal/lnav,tstack/lnav,sureshsundriyal/lnav,tstack/lnav