chore: rename reverseproxy role to traffic

in case we get a nginx role oa in the future

roles/reverseproxy/templates/services.yml.j2

@@ -1,35 +0,0 @@
-http:
-  routers:
-{% for service in proxied_services %}
-    {{ service.name }}:
-      rule: "Host(`{{ service.domain }}`)"
-      service: {{ service.name }}-service
-      entryPoints:
-        - {{ 'websecure' if use_ssl else 'web' }}
-{% if use_ssl %}
-      tls:
-{% if cert_mode == 'acme' %}
-        certResolver: {{ ssl_cert_resolver }}
-{% else %}
-        {}
-{% endif %}
-{% endif %}
-{% endfor %}
-
-  services:
-{% for service in proxied_services %}
-    {{ service.name }}-service:
-      loadBalancer:
-        passHostHeader: true
-        servers:
-          - url: "{{ service.protocol }}://{{ service.backend_host }}:{{ service.port }}"
-{% if service.protocol == 'https' and cert_mode == 'selfsigned' %}
-        serversTransport: insecure-transport
-{% endif %}
-{% endfor %}
-
-{% if cert_mode == 'selfsigned' %}
-  serversTransports:
-    insecure-transport:
-      insecureSkipVerify: true
-{% endif %}