ARM: 9278/1: kfence: only handle translation faults

This is a similar fixup like arm64 does, only handle translation faults
in case of unexpected kfence report when alignment faults on ARM, see
more from commit 0bb1fbff ("arm64: mm: kfence: only handle translation
faults").

Fixes: 75969686

 ("ARM: 9166/1: Support KFENCE for ARM")
Signed-off-by: Kefeng Wang <wangkefeng.wang@huawei.com>
Signed-off-by: Russell King (Oracle) <rmk+kernel@armlinux.org.uk>