Sync up SDAM logging test case.

Author: qingyang-hu

testdata/server-discovery-and-monitoring/unified/logging-standalone.json

@@ -162,6 +162,22 @@
                 }
               }
             },
+            {
+              "level": "debug",
+              "component": "topology",
+              "data": {
+                "message": "Topology description changed",
+                "topologyId": {
+                  "$$exists": true
+                },
+                "previousDescription": {
+                  "$$exists": true
+                },
+                "newDescription": {
+                  "$$exists": true
+                }
+              }
+            },
             {
               "level": "debug",
               "component": "topology",

testdata/server-discovery-and-monitoring/unified/logging-standalone.yml

@@ -84,13 +84,6 @@ tests:
               topologyId: { $$exists: true }
               serverHost: { $$type: string }
               serverPort: { $$type: [int, long] }
-          # TODO(GODRIVER-2967): The following log message has been removed from
-          # the JSON analogue because it assumes that 
-          # "TopologyDescriptionChangedEvent" should occur when a topolgoy is 
-          # closed. This behavior is not clearly defined anywhere and some 
-          # drivers support and some don't.
-          #
-          # Need to sync whenever GODRIVER-2967 is unblocked.
           - level: debug
             component: topology
             data: