A few headers are unused so remove them.

---
James Clark (2):
      tools headers: Remove unused kvm_perf.h copies
      tools headers: Remove unused arm32 asm/kvm.h copy

 tools/arch/arm/include/uapi/asm/kvm.h       | 315 ----------------------------
 tools/arch/s390/include/uapi/asm/kvm_perf.h |  22 --
 tools/arch/x86/include/uapi/asm/kvm_perf.h  |  17 --
 tools/perf/check-headers.sh                 |   3 -
 4 files changed, 357 deletions(-)
---
base-commit: fb96bf8f51698f0666ecd74f7d1b9b394262b65e
change-id: 20250910-james-tools-header-cleanup-93b6c42a4ca8

Best regards,
-- 
James Clark <james.clark@linaro.org>