!3840 Remove Hygon SMBus IMC detecting

Merge Pull Request from: @hygoner 
 
Remove the unsupported IMC detecting for Hygon processors.

Reference:
https://gitee.com/openeuler/kernel/pulls/1638
https://gitee.com/openeuler/kernel/pulls/1531
https://gitee.com/openeuler/kernel/pulls/1565 
 
Link:https://gitee.com/openeuler/kernel/pulls/3840

 

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