tcp: use tcp_reset_xmit_timer()

tcp: use tcp_reset_xmit_timer()

In order to reduce TCP_RTO_MAX occurrences, replace:

    inet_csk_reset_xmit_timer(sk, what, when, TCP_RTO_MAX)

With:

    tcp_reset_xmit_timer(sk, what, when, false);

Signed-off-by: Eric Dumazet <edumazet@google.com>
Reviewed-by: Jason Xing <kerneljasonxing@gmail.com>
Reviewed-by: Neal Cardwell <ncardwell@google.com>
Reviewed-by: Kuniyuki Iwashima <kuniyu@amazon.com>
Signed-off-by: Paolo Abeni <pabeni@redhat.com>