fix(suricata): missing rdp smart description

[r1chev]

Quick fix to add a missing smart description for RDP connection.

[github-actions]

Smart descriptions generated from the latest tests at 2024-12-10 11:13:09:

Test File	Smart Description
Suricata/suricata/tests/alert.json	Generic Protocol Command Decode alert from SURICATA HTTP missing Host header signature raised by 1.2.3.4
Suricata/suricata/tests/alert_community_id.json	Alert from Agent signature raised by 10.0.4.4
Suricata/suricata/tests/anomaly.json	Anomaly event type REQUEST_AUTH_UNRECOGNIZED raised by 10.200.52.1
Suricata/suricata/tests/beats.json	Metricbeat raw from probe
Suricata/suricata/tests/dns_answer.json	DNS answer is NULL
Suricata/suricata/tests/dns_answer2.json	DNS answer for org.repo.release.build.test.com is NULL
Suricata/suricata/tests/dns_answers.json	DNS answer is NULL
Suricata/suricata/tests/dns_query.json	DNS query by 172.31.0.204 for rp1.sekoia.io
Suricata/suricata/tests/flow.json	Traffic flow from 10.0.4.4 on port 49250 to 1.2.3.4 on port 443 and protocol TCP
Suricata/suricata/tests/ftp.json	FTP connection from 1.2.3.4 to 10.0.4.4
Suricata/suricata/tests/http.json	Potentially Bad Traffic alert from GPL ATTACK_RESPONSE command completed signature raised by 10.20.30.101
Suricata/suricata/tests/icmp.json	Traffic flow from fe80::fc16:3eff:fe01:3dd2 on port NULL to ff02::2 on port NULL and protocol IPv6-ICMP
Suricata/suricata/tests/rdp.json	RDP traffic from 14.225.46.243 to 10.0.1.4
Suricata/suricata/tests/smb.json	SMB traffic from 1.2.3.4 to 10.0.4.4
Suricata/suricata/tests/ssh.json	SSH request from 1.2.3.4 to 10.0.4.4
Suricata/suricata/tests/stats.json	Stats infos
Suricata/suricata/tests/tls.json	TLS connection from 190.214.13.2 to 10.20.30.101

[squioc]

LGTM