tools headers: Sync uapi/linux/fcntl.h with the kernel source

To pick up the changes in this cset:

  3941e37f uapi/fcntl: add FD_PIDFS_ROOT
  cd5d2006 uapi/fcntl: add FD_INVALID
  67fcec29 fcntl/pidfd: redefine PIDFD_SELF_THREAD_GROUP
  a4c746f0 uapi/fcntl: mark range as reserved

This addresses these perf build warnings:

  Warning: Kernel ABI header differences:
    diff -u tools/perf/trace/beauty/include/uapi/linux/fcntl.h include/uapi/linux/fcntl.h

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

Cc: Christian Brauner <brauner@kernel.org>
Cc: linux-fsdevel@vger.kernel.org
Signed-off-by: Namhyung Kim <namhyung@kernel.org>