s390: remove claw driver

claw devices are outdated and no longer supported.
This patch removes the claw driver.

Signed-off-by: Ursula Braun <ursula.braun@de.ibm.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

diff --cc arch/s390/kernel/irq.c
Simple merge

diff --cc drivers/s390/net/Kconfig
Simple merge

diff --cc drivers/s390/net/Makefile
Simple merge

diff --cc drivers/s390/net/claw.c
Simple merge

diff --cc drivers/s390/net/claw.h
Simple merge