chore: lexi-sort sponsors in rdu-2026 event yml

Author: ^_^

data/events/2026/raleigh/main.yml

@@ -116,14 +116,14 @@ sponsors:
  #  url: http://mysponsor.com/?campaign=me # Use this if you need to over-ride a sponsor URL.
   - id: arresteddevops
     level: community
-  - id: kubeevents
-    level: community
-  - id: iacconf
-    level: community
-  - id: harness
-    level: gold
   - id: edgedelta
     level: gold
+  - id: harness
+    level: gold
+  - id: iacconf
+    level: community
+  - id: kubeevents
+    level: community
 
 sponsors_accepted : "yes" # Whether you want "Become a XXX Sponsor!" link