- Fixed grammatical error


git-svn-id: svn://svn.ircd-hybrid.org/svnroot/ircd-hybrid/branches/8.1.x@2890 82007160-df01-0410-b94d-b575c5fd34c7
- channel_mode.c: fixed indentation, removed whitespaces/tabs,
  removed unused header includes


git-svn-id: svn://svn.ircd-hybrid.org/svnroot/ircd-hybrid/branches/8.1.x@2893 82007160-df01-0410-b94d-b575c5fd34c7