reset: add missing empty function reset_control_rearm()

All other functions are defined for when CONFIG_RESET_CONTROLLER
is not set.

Fixes: 557acb3d ("reset: make shared pulsed reset controls re-triggerable")
Link: https://lore.kernel.org/r/20210430152156.21162-2-jim2101024@gmail.com


Signed-off-by: Jim Quinlan <jim2101024@gmail.com>
Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>
Cc: stable@vger.kernel.org # v5.11+