misc: mic: cosm: cosm_main: Document 'force' function argument

Fixes the following W=1 kernel build warning:

 drivers/misc/mic/cosm/cosm_main.c:31: warning: Function parameter or member 'force' not described in 'cosm_hw_reset'

Signed-off-by: Lee Jones <lee.jones@linaro.org>
Link: https://lore.kernel.org/r/20200701083118.45744-16-lee.jones@linaro.org


Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>