Fix traefik rule

Author: YuryHrytsuk

services/vendors/j2cli_customization.py

@@ -1,7 +1,7 @@
 def _generate_vendors_manual_traefik_rule(domains: str, subdomain_prefix: str) -> str:
     domain_list = domains.strip().strip(",").split(",")
     domains = [f"{subdomain_prefix}.{domain}" for domain in domain_list]
-    return " || ".join(domains)
+    return " || ".join(f"Host(`{d}`)" for d in domains)
 
 
 def j2_environment(env):