can: fix spelling errors

Fix various spelling errors in the comments of the CAN modules.

Signed-off-by: Jeremiah Mahler <jmmahler@gmail.com>
Acked-by: Oliver Hartkopp <socketcan@hartkopp.net>
Signed-off-by: Marc Kleine-Budde <mkl@pengutronix.de>

diff --cc drivers/net/can/cc770/cc770.c
Simple merge

diff --cc net/can/af_can.c
Simple merge

diff --cc net/can/bcm.c
Simple merge

diff --cc net/can/gw.c
Simple merge