arm64/mpam: Restore extend ctrls' max width for checking schemata input

hulk inclusion
category: feature
feature: ARM MPAM support
bugzilla: 48265
CVE: NA

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Use an array for storing extend ctrls' max width, on purpose, checking
each input value from schemata.

Note the useful value of each ctrls' max width is at least 1, 0 means
meaningless, and greater than 1 means the choices can be selected.

Signed-off-by: Wang ShaoBo <bobo.shaobowang@huawei.com>
Reviewed-by: Xiongfeng Wang <wangxiongfeng2@huawei.com>
Reviewed-by: Cheng Jian <cj.chengjian@huawei.com>
Signed-off-by: Yang Yingliang <yangyingliang@huawei.com>
Signed-off-by: Zheng Zengkai <zhengzengkai@huawei.com>