net/qt5-network: fix build with LibreSSL 3.4.0

"Upstream has erroneous #ifdefs which will lead to a runtime abort
if both TLS1_3_VERSION and OPENSSL_NO_PSK are defined. Adjust
them."

Obtained from:
21d28f2317

Approved by: fluffy (mentor, kde)
Differential Revision: https://reviews.freebsd.org/D32286

net/qt5-network/files/patch-src_network_ssl_qsslsocket__openssl.cpp

@@ -1,7 +1,28 @@
 Patch from Gentoo: https://gitweb.gentoo.org/repo/gentoo.git/plain/dev-qt/qtnetwork/files/qtnetwork-5.15.1-libressl.patch
---- src/network/ssl/qsslsocket_openssl.cpp.orig	2020-09-02 10:15:07 UTC
+--- src/network/ssl/qsslsocket_openssl.cpp.orig	2020-10-27 08:02:11 UTC
 +++ src/network/ssl/qsslsocket_openssl.cpp
-@@ -653,7 +653,7 @@ bool QSslSocketBackendPrivate::initSslContext()
+@@ -238,7 +238,11 @@ static int q_ssl_psk_use_session_callback(SSL *ssl, co
+ 
+     return 1; // need to return 1 or else "the connection setup fails."
+ }
++#endif // TLS1_3_VERSION
+ 
++#endif // !OPENSSL_NO_PSK
++
++#ifdef TLS1_3_VERSION
+ int q_ssl_sess_set_new_cb(SSL *ssl, SSL_SESSION *session)
+ {
+     if (!ssl) {
+@@ -256,8 +260,6 @@ int q_ssl_sess_set_new_cb(SSL *ssl, SSL_SESSION *sessi
+ }
+ #endif // TLS1_3_VERSION
+ 
+-#endif // !OPENSSL_NO_PSK
+-
+ #if QT_CONFIG(ocsp)
+ 
+ int qt_OCSP_status_server_callback(SSL *ssl, void *ocspRequest)
+@@ -653,7 +655,7 @@ bool QSslSocketBackendPrivate::initSslContext()
      else if (mode == QSslSocket::SslServerMode)
          q_SSL_set_psk_server_callback(ssl, &q_ssl_psk_server_callback);