feat(radius): enable dynamic client support via SQL nas table

- Activated `dynamic_clients` module to allow loading RADIUS clients dynamically from the database
- Configured SQL query to fetch client secret, shortname, and type based on Packet-Src-IP-Address
- Integrated `dynamic_clients` into the `authorize` section for real-time NAS resolution
- Eliminated need to restart FreeRADIUS when adding new NAS entries

templates/Deployment.yaml

@@ -276,7 +276,10 @@ spec:
             {{- end }}
             - name: freeradius-mods
               mountPath: /etc/freeradius/mods-enabled/eap
-              subPath: eap            
+              subPath: eap
+            - name: freeradius-mods
+              mountPath: /etc/freeradius/mods-enabled/dynamic_clients
+              subPath: dynamic_clients
             - name: freeradius-sites
               mountPath: /etc/freeradius/sites-enabled/default
               subPath: default