x86/cpufeatures: Add AMD Fam19h Branch Sampling feature

mainline inclusion
from mainline-v5.19
commit a77d41ac
category: feature
bugzilla: https://gitee.com/openeuler/kernel/issues/I5S3WV


CVE: NA

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Add a cpu feature for AMD Fam19h Branch Sampling feature as bit
31 of EBX on CPUID leaf function 0x80000008.

Signed-off-by: Stephane Eranian <eranian@google.com>
Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Link: https://lore.kernel.org/r/20220322221517.2510440-3-eranian@google.com


Signed-off-by: Xie Haocheng <haocheng.xie@amd.com>