tools include uapi: Update if_link.h to pick IFLA_{BRPORT_ISOLATED,VXLAN_TTL_INHERIT}

tools include uapi: Update if_link.h to pick IFLA_{BRPORT_ISOLATED,VXLAN_TTL_INHERIT}

The IFLA_BRPORT_ISOLATED and IFLA_VXLAN_TTL_INHERIT defines were added in:

  7d850abd5f4e ("net: bridge: add support for port isolation")
  72f6d71e491e ("vxlan: add ttl inherit support")

Pick them, silencing this build warning:

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

Cc: Alexei Starovoitov <ast@kernel.org>
Cc: David S. Miller <davem@davemloft.net>
Cc: Eric Leblond <eric@regit.org>
Cc: Hangbin Liu <liuhangbin@gmail.com>
Cc: Nikolay Aleksandrov <nikolay@cumulusnetworks.com>
Link: https://lkml.kernel.org/n/tip-ezi5u0mmdqm0wfm0y2y8176r@git.kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>