mei: fix parameter rename KDoc

Parameter renaming to fop_type was not reflected in KDoc

Fixes: 3030dc05

 (mei: add wrapper for queuing control commands)
Signed-off-by: Alexander Usyskin <alexander.usyskin@intel.com>
Signed-off-by: Tomas Winkler <tomas.winkler@intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>