[openssl/openssl] 9c8d04: Fix build when configured with -DOPENSSL_USE_IPV6=0

[Tom Cosgrove]

  Branch: refs/heads/master
  Home:   https://github.com/openssl/openssl
  Commit: 9c8d04dbec03172d6ffe4eaa38ea4b1ac2741f26
      https://github.com/openssl/openssl/commit/9c8d04dbec03172d6ffe4eaa38ea4b1ac2741f26
  Author: Tom Cosgrove <tom.cosgrove at arm.com>
  Date:   2023-07-21 (Fri, 21 Jul 2023)

  Changed paths:
    M ssl/quic/quic_channel.c

  Log Message:
  -----------
  Fix build when configured with -DOPENSSL_USE_IPV6=0

Change-Id: I57723835b0a7d20609d8c4ed2988123f975a927d

Reviewed-by: Tomas Mraz <tomas at openssl.org>
Reviewed-by: Paul Dale <pauli at openssl.org>
Reviewed-by: Hugo Landau <hlandau at openssl.org>
(Merged from https://github.com/openssl/openssl/pull/21495)