config: enable COBFIG_ARM64_BRBE for arm64

driver inclusion
category: feature
bugzilla: https://gitee.com/openeuler/kernel/issues/I8EC9K


CVE: NA

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

The BRBE feature depend on ARMV8 PMUv3 hardware support for branch stack
sampling.

Signed-off-by: Junhao He <hejunhao3@huawei.com>