REGTESTS: remove unsupported "stats bind-process" keyword
reg-tests/connection/proxy_protocol_random_fail.vtc fails due to
"stats bind-process":
*** h1 debug|[ALERT] (1476756) : config : parsing [/tmp/haregtests-2023-04-22_19-24-10.diuT6B/vtc.1476661.74f1092e/h1/cfg:7] : 'stats' is
*** h1 debug|not supported anymore.
diff --git a/reg-tests/connection/proxy_protocol_random_fail.vtc b/reg-tests/connection/proxy_protocol_random_fail.vtc
index bcaa03c..1ae33de 100644
--- a/reg-tests/connection/proxy_protocol_random_fail.vtc
+++ b/reg-tests/connection/proxy_protocol_random_fail.vtc
@@ -25,7 +25,6 @@
haproxy h1 -conf {
global
tune.ssl.default-dh-param 2048
- stats bind-process 1
log ${Slog_1_addr}:${Slog_1_port} len 2048 local0 debug err
defaults