fix indentation

Author: Garandor

custom-domain/dstack-ingress/scripts/certman.py

@@ -288,9 +288,9 @@ def _build_certbot_command(self, action: str, domain: str, email: str) -> List[s
         if action == "certonly":
             base_cmd.extend(["--agree-tos", "--no-eff-email",
                             "--email", email, "-d", domain])
-        alias_domain = os.environ.get("ALIAS_DOMAIN", "").strip()
-        if alias_domain:
-            base_cmd.extend(["--cert-name", domain, "--expand", "-d", alias_domain])
+            alias_domain = os.environ.get("ALIAS_DOMAIN", "").strip()
+            if alias_domain:
+                base_cmd.extend(["--cert-name", domain, "--expand", "-d", alias_domain])
         if os.environ.get("CERTBOT_STAGING", "false") == "true":
             base_cmd.extend(["--staging"])