REGTESTS: checks: Fix tls_health_checks when IPv6 addresses are used

In tls_health_checks.vtc, when IPv6 addresses are used, A config error is
reported because of the "addr" server parameter. Because there is no specified
port, the IPv6 address must be enclosed into brackets to be properly parsed. It
also works with IPv4 addresses. But instead, a dummy port is added to the addr
parameter. This way, we also check the port parameter, when specified, is used
in priority over the port found in the addr parameter.

This patch should fix the issue #646.

(cherry picked from commit ed48657e0297268d83d4b07027843c0a8ab05d36)
Signed-off-by: Willy Tarreau <w@1wt.eu>
(cherry picked from commit 6af5efb8e783097ea8e543c324d6259ed35739e0)
Signed-off-by: William Lallemand <wlallemand@haproxy.org>
diff --git a/reg-tests/checks/tls_health_checks.vtc b/reg-tests/checks/tls_health_checks.vtc
index e6688ef..f6e4d74 100644
--- a/reg-tests/checks/tls_health_checks.vtc
+++ b/reg-tests/checks/tls_health_checks.vtc
@@ -116,7 +116,7 @@
         option log-health-checks
         option httpchk OPTIONS * HTTP/1.1\r\nHost:\ www
         log ${S6_addr}:${S6_port} daemon
-        server srv3 127.0.0.1:80 crt ${testdir}/common.pem verify none check check-ssl port ${h1_fe3_port} addr ${h1_fe3_addr}
+        server srv3 127.0.0.1:80 crt ${testdir}/common.pem verify none check check-ssl port ${h1_fe3_port} addr ${h1_fe3_addr}:80
 } -start
 
 syslog S1 -wait