kvm tools: arm: fixup pre-processor guards for kvm-cpu-arch.h

Cosmetic patch to correct the pre-processor guards for arm in
kvm-cpu-arch.h. It's not something to lose sleep over but I find it
incredibly irritating!

Signed-off-by: Will Deacon <will.deacon@arm.com>
Signed-off-by: Pekka Enberg <penberg@kernel.org>

arm/include/kvm/kvm-cpu-arch.h

@@ -1,5 +1,5 @@
-#ifndef ARM_COMMON__KVM_CPU_ARCH_H
-#define ARM_COMMON__KVM_CPU_ARCH_H
+#ifndef KVM__KVM_CPU_ARCH_H
+#define KVM__KVM_CPU_ARCH_H
 
 #include <linux/kvm.h>
 #include <pthread.h>
@@ -43,4 +43,4 @@ static inline bool kvm_cpu__emulate_io(struct kvm *kvm, u16 port, void *data,
 bool kvm_cpu__emulate_mmio(struct kvm *kvm, u64 phys_addr, u8 *data, u32 len,
 			   u8 is_write);
 
-#endif /* ARM_COMMON__KVM_CPU_ARCH_H */
+#endif /* KVM__KVM_CPU_ARCH_H */