ARM: footbridge: remove personal server platform

mainline inclusion
from mainline-5.13-rc1
commit 298a58e1
bugzilla: 177765 https://gitee.com/openeuler/kernel/issues/I4DDEL
CVE: CVE-2021-32078

Reference: https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git/commit/?id=298a58e165e447ccfaae35fe9f651f9d7e15166f



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Remove the personal server platform, as that has had an array overrun
issue identified. It is believed that no one is using this code.

Signed-off-by: Russell King <rmk+kernel@armlinux.org.uk>

Conflicts:
	arch/arm/mach-footbridge/personal-pci.c
Signed-off-by: Chen Jun <chenjun102@huawei.com>
Signed-off-by: Zheng Zengkai <zhengzengkai@huawei.com>