x86/apic: Fix typos in comments

 s/ID/IDs/
 s/inr_logical_cpuidi/nr_logical_cpuids/
 s/generic_processor_info()/__generic_processor_info()/

Signed-off-by: Dou Liyang <douly.fnst@cn.fujitsu.com>
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Thomas Gleixner <tglx@linutronix.de>
Link: http://lkml.kernel.org/r/1483610083-24314-1-git-send-email-douly.fnst@cn.fujitsu.com


Signed-off-by: Ingo Molnar <mingo@kernel.org>