The correct format is not used and no attempt has been made
to document the function arguments.  Makes sense to just demote
the header back down to a simple comment.

Fixes the following W=1 warnings:

 drivers/misc/mic/cosm/cosm_debugfs.c:25: warning: Function parameter or member 's' not described in 'log_buf_show'
 drivers/misc/mic/cosm/cosm_debugfs.c:25: warning: Function parameter or member 'unused' not described in 'log_buf_show'
 drivers/misc/mic/cosm/cosm_debugfs.c:78: warning: Function parameter or member 's' not described in 'force_reset_show'
 drivers/misc/mic/cosm/cosm_debugfs.c:78: warning: Function parameter or member 'pos' not described in 'force_reset_show'
Signed-off-by: Lee Jones <lee.jones@linaro.org>
Link: https://lore.kernel.org/r/20200701083118.45744-18-lee.jones@linaro.orgSigned-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>