x86/perf: Fix a typo
The word "Zhoaxin" is incorrect and the right one is "Zhaoxin".
Signed-off-by: Hu Haowen <xianfengting221@163.com>
Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Link: https://lkml.kernel.org/r/20200719105007.57649-1-xianfengting221@163.com
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