ipv6: tcp: send consistent autoflowlabel in RST packets

Blamed commit added a txhash parameter to tcp_v6_send_response()
but forgot to update tcp_v6_send_reset() accordingly.

Fixes: aa51b80e ("ipv6: tcp: send consistent autoflowlabel in SYN_RECV state")
Signed-off-by: Eric Dumazet <edumazet@google.com>
Link: https://lore.kernel.org/r/20220922165036.1795862-1-eric.dumazet@gmail.com


Signed-off-by: Jakub Kicinski <kuba@kernel.org>