perf: hisi: Fix unexpected modifications in hisi_uncore_l3c_pmu.c

hulk inclusion
category: bugfix
bugzilla: https://gitee.com/openeuler/kernel/issues/I584X2


CVE: NA

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the name passed to cpuhp_setup_state_multi in hisi_uncore_l3c_pmu.c was
modification unexpected.

Fixes: 744d0990 ("perf: hisi: Add support for HiSilicon SoC L3TPMU")
Signed-off-by: Chen Jun <chenjun102@huawei.com>
Reviewed-by: Weilong Chen <chenweilong@huawei.com>
Signed-off-by: Zheng Zengkai <zhengzengkai@huawei.com>