x86: config: disable CONFIG_BOOTPARAM_HOTPLUG_CPU0 by default

hulk inclusion
category: config
bugzilla: 50784
CVE: NA

---------------------------

Disable CONFIG_BOOTPARAM_HOTPLUG_CPU0 for x86 openeuler_defconfig
by default.

Signed-off-by: Zheng Zengkai <zhengzengkai@huawei.com>
Reviewed-by: Xie XiuQi <xiexiuqi@huawei.com>
Signed-off-by: Zheng Zengkai <zhengzengkai@huawei.com>