update variant name

Author: blink1073

.evergreen/generated_configs/variants.yml

@@ -644,10 +644,10 @@ buildvariants:
       PYTHON_BINARY: /opt/python/3.13/bin/python3
 
   # No server tests
-  - name: no-server
+  - name: no-server-rhel8
     tasks:
       - name: .no-local-server
-    display_name: No server
+    display_name: No server RHEL8
     run_on:
       - rhel87-small
 

.evergreen/scripts/generate_config.py

@@ -533,7 +533,8 @@ def create_aws_auth_variants():
 
 def create_no_server_variants():
     host = HOSTS["rhel8"]
-    return [create_variant([".no-local-server"], "No server", host=host)]
+    name = get_variant_name("No server", host=host)
+    return [create_variant([".no-local-server"], name, host=host)]
 
 
 def create_alternative_hosts_variants():