greybus: Revert "greybus: ratelimit errors usually seen on unipro_reset"

This reverts commit 9b891f4fda8dfd6c1d8dc16479c5f6d418a9ccc7.

We discussed this over the other thread,

[PATCH 0/2] Improve watchdog's implementation a bit,

and decided that we shouldn't be trying to hide the watchdog reboot
problem by using such patches, rather we should make sure they occur
consistently so that the real problem can be fixed.

Signed-off-by: Viresh Kumar <viresh.kumar@linaro.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@google.com>