Add Rocky configs to Horizon

Change-Id: If37587f29c2054f89716c4797a9547538b3938fe
Related-Prod: PROD-23724 (PROD:23724)
diff --git a/tests/pillar/single.sls b/tests/pillar/single.sls
index d7ca2f2..34ca7a6 100644
--- a/tests/pillar/single.sls
+++ b/tests/pillar/single.sls
@@ -1,5 +1,3 @@
-include:
- - .apache_single
 horizon:
   server:
     enabled: true
@@ -78,3 +76,54 @@
           name: "Material"
           description: "Google's Material Design style theme"
           path: "themes/material"
+
+apache:
+  server:
+    enabled: true
+    bind:
+      address: 0.0.0.0
+      ports:
+      - 80
+      - 443
+      protocol: tcp
+    modules:
+    - ssl
+    - rewrite
+    default_mpm: prefork
+    mpm:
+      prefork:
+        servers:
+          start: 5
+          spare:
+            min: ${apache:server:mpm:prefork:servers:start}
+            max: 10
+          # Avoid memory leakage by restarting workers every x requests
+          max_requests: 0
+        # Should be 80% of server memory / average memory usage of one worker
+        max_clients: 150
+        # Should be same or more than max clients
+        limit: ${apache:server:mpm:prefork:max_clients}
+      event:
+        servers:
+          start: 5
+          spare:
+            min: 25
+            max: 75
+          threads_per_child: 25
+          # Avoid memory leakage by restarting workers every x requests
+          max_requests: 0
+        # Should be 80% of server memory / average memory usage of one worker
+        max_clients: 150
+        limit: 64
+      worker:
+        servers:
+          start: 5
+          spare:
+            min: 25
+            max: 75
+          threads_per_child: 25
+          # Avoid memory leakage by restarting workers every x requests
+          max_requests: 0
+        # Should be 80% of server memory / average memory usage of one worker
+        max_clients: 150
+        limit: 64