s390: delete any traces of token ring support

The token ring support is going away from the core kernel.
Divorce the S390 drivers from it in advance.

Cc: Martin Schwidefsky <schwidefsky@de.ibm.com>
Cc: Heiko Carstens <heiko.carstens@de.ibm.com>
Cc: linux390@de.ibm.com
Cc: linux-s390@vger.kernel.org
Signed-off-by: Paul Gortmaker <paul.gortmaker@windriver.com>

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

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

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

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

diff --cc drivers/s390/net/qeth_l3_main.c
Simple merge