Merge pull request #35388 from JStickler/OSSMDOC-391

OSSMDOC-391: Back out #33203.

Author: bergerhoffer

_topic_map.yml

@@ -2644,8 +2644,6 @@ Topics:
     File: ossm-support
   - Name: Service Mesh architecture
     File: ossm-architecture
-  - Name: Service mesh deployment models
-    File: ossm-deployment-models
   - Name: Service Mesh and Istio differences
     File: ossm-vs-community
   - Name: Preparing to install Service Mesh