update certificate request tests

Signed-off-by: Xiaofei Bai <xiaofei.bai@arm.com>
diff --git a/tests/ssl-opt.sh b/tests/ssl-opt.sh
index 7a1436f..0fabae9 100755
--- a/tests/ssl-opt.sh
+++ b/tests/ssl-opt.sh
@@ -9193,7 +9193,8 @@
             "$O_NEXT_SRV -msg -tls1_3 -num_tickets 0 -no_resume_ephemeral -no_cache -Verify 10" \
             "$P_CLI debug_level=4 force_version=tls13 " \
             1 \
-            -c "CertificateRequest not supported"
+            -c "=> parse certificate request" \
+            -c "<= parse certificate request"
 
 requires_gnutls_tls1_3
 requires_gnutls_next_no_ticket
@@ -9206,7 +9207,8 @@
             "$G_NEXT_SRV --debug=4 --priority=NORMAL:-VERS-ALL:+VERS-TLS1.3:+CIPHER-ALL:%NO_TICKETS" \
             "$P_CLI debug_level=3 min_version=tls13 max_version=tls13" \
             1 \
-            -c "CertificateRequest not supported"
+            -c "=> parse certificate request" \
+            -c "<= parse certificate request"
 
 requires_config_enabled MBEDTLS_SSL_PROTO_TLS1_3
 requires_config_enabled MBEDTLS_SSL_TLS1_3_COMPATIBILITY_MODE