tools headers: Synchronize linux/bits.h with the kernel sources

To pick up the changes in this cset:

  1e7933a5 ("uapi: Revert "bitops: avoid integer overflow in GENMASK(_ULL)"")
  5b572e8a ("bits: introduce fixed-type BIT_U*()")
  19408200 ("bits: introduce fixed-type GENMASK_U*()")
  31299a5e ("bits: add comments and newlines to #if, #else and #endif directives")

This addresses these perf build warnings:

  Warning: Kernel ABI header differences:
    diff -u tools/include/linux/bits.h include/linux/bits.h

Please see tools/include/uapi/README for further details.

Acked-by: Vincent Mailhol <mailhol.vincent@wanadoo.fr>
Cc: I Hsin Cheng <richard120310@gmail.com>
Cc: Yury Norov <yury.norov@gmail.com>
Cc: Adrian Hunter <adrian.hunter@intel.com>
Cc: Ian Rogers <irogers@google.com>
Cc: James Clark <james.clark@linaro.org>
Cc: Jiri Olsa <jolsa@kernel.org>
Cc: Kan Liang <kan.liang@linux.intel.com>
Cc: Lucas De Marchi <lucas.demarchi@intel.com>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Yury Norov <yury.norov@gmail.com>
Link: https://lore.kernel.org/r/aEr0ZJ60EbshEy6p@x1


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