watchdog: rename __touch_watchdog() to a better descriptive... ...kernel.org/r/20201210160038.31441-1-pmladek@suse.com ...kernel.org/r/20191024114928.15377-1-pmladek@suse.com ...kernel.org/r/20210311122130.6788-1-pmladek@suse.com ...kernel.org/r/20210311122130.6788-2-pmladek@suse.com Signed-off-by: Petr Mladek <pmladek@suse.com>