ocelot gateway add (#263)

Co-authored-by: Emrem Pıtırlı <emrem.pitirli@is.net.tr>

diagrams/onprem/network.py

@@ -52,6 +52,10 @@ class Nginx(_Network):
     _icon = "nginx.png"
 
 
+class Ocelot(_Network):
+    _icon = "ocelot.png"
+
+
 class Pfsense(_Network):
     _icon = "pfsense.png"
 

docs/nodes/onprem.md

@@ -134,6 +134,7 @@ Node classes list of onprem provider.
 - **diagrams.onprem.network.Kong**
 - **diagrams.onprem.network.Linkerd**
 - **diagrams.onprem.network.Nginx**
+- **diagrams.onprem.network.Ocelot**
 - **diagrams.onprem.network.Pfsense**, **PFSense** (alias)
 - **diagrams.onprem.network.Pomerium**
 - **diagrams.onprem.network.Tomcat**