bridge: spelling fixes

Fix spelling errors in bridge driver.

Signed-off-by: Tan Xiaojun <tanxiaojun@huawei.com>
Acked-by: Stephen Hemminger <stephen@networkplumber.org>
Signed-off-by: David S. Miller <davem@davemloft.net>

diff --cc net/bridge/br_forward.c
Simple merge

diff --cc net/bridge/br_if.c
Simple merge

diff --cc net/bridge/br_vlan.c
Simple merge