chore: adding new Cilium agent entries

Signed-off-by: Abhinav kumar <126642111+Abhinavcode13@users.noreply.github.com>

Author: Abhinavcode13

public/sitemap.xml

@@ -239,7 +239,21 @@
     </url>
 
     <url>
-        <loc>https://kagent.dev/agents/cilium-crd-agent</loc>
+        <loc>https://kagent.dev/agents/cilium-policy-agent</loc>
+        <lastmod>2025-06-11</lastmod>
+        <changefreq>weekly</changefreq>
+        <priority>0.8</priority>
+    </url>
+    
+    <url>
+        <loc>https://kagent.dev/agents/cilium-manager-agent</loc>
+        <lastmod>2025-06-11</lastmod>
+        <changefreq>weekly</changefreq>
+        <priority>0.8</priority>
+    </url>
+    
+    <url>
+        <loc>https://kagent.dev/agents/cilium-debug-agent</loc>
         <lastmod>2025-06-11</lastmod>
         <changefreq>weekly</changefreq>
         <priority>0.8</priority>