tools headers kvm: Sync uapi/linux/kvm.h with the kernel sources

The changes in 5e62493f ("x86/headers/UAPI: Move DISABLE_EXITS KVM
capability bits to the UAPI") do not requires changes in the tooling nor
will trigger the automatic update of used ioctl string tables, copy it
to silence this build warning:

  Warning: Kernel ABI header at 'tools/include/uapi/linux/kvm.h' differs from latest version at 'include/uapi/linux/kvm.h'

Cc: Adrian Hunter <adrian.hunter@intel.com>
Cc: David Ahern <dsahern@gmail.com>
Cc: Jiri Olsa <jolsa@kernel.org>
Cc: KarimAllah Ahmed <karahmed@amazon.de>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Radim Krčmář <rkrcmar@redhat.com>
Cc: Wang Nan <wangnan0@huawei.com>
Link: https://lkml.kernel.org/n/tip-8o5auh1lqglsgl1q97x00tlv@git.kernel.org


Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>