staging: speakup: kobjects: Rearrange headers

Put a part from the headers of some functions in a new line to have less than
80 characters.

Fixed the checkpath.pl issue:
CHECK: line over 80 characters.

Signed-off-by: Tamara Diaconita <diaconita.tamara@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>