sched: programmable: Add helper function for cpu topology.

hulk inclusion
category: feature
bugzilla: https://gitee.com/openeuler/kernel/issues/I5KUFB


CVE: NA

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Add bpf helper function bpf_init_cpu_topology()
which obtains cpu topology info through the macros
topology_* that are defined by include/linux/topology.h, and
save it in BPF MAP.

The cpu topology info are useful to select core in userspace.

Signed-off-by: Chen Hui <judy.chenhui@huawei.com>
Signed-off-by: Ren Zhijie <renzhijie2@huawei.com>
Signed-off-by: Hui Tang <tanghui20@huawei.com>