Resync SDAM tests to only examine non-unknown server descriptions to determine incompatibility

GODRIVER-841

Change-Id: I0c0081b76fcf215c8a4e1783a0fcbf52ac9afd46

Author: connieyu

data/server-discovery-and-monitoring/rs/incompatible_ghost.json

@@ -23,11 +23,6 @@
           {
             "ok": 1,
             "isreplicaset": true,
-            "setName": "rs",
-            "hosts": [
-              "a:27017",
-              "b:27017"
-            ],
             "minWireVersion": 0,
             "maxWireVersion": 1
           }
@@ -41,7 +36,7 @@
           },
           "b:27017": {
             "type": "RSGhost",
-            "setName": "rs"
+            "setName": null
           }
         },
         "topologyType": "ReplicaSetWithPrimary",

data/server-discovery-and-monitoring/rs/incompatible_ghost.yml

@@ -14,8 +14,6 @@ phases:
         - "b:27017"
         - ok: 1
           isreplicaset: true
-          setName: "rs"
-          hosts: ["a:27017", "b:27017"]
           minWireVersion: 0
           maxWireVersion: 1
     outcome:
@@ -25,7 +23,7 @@ phases:
           setName: "rs"
         "b:27017":
           type: "RSGhost"
-          setName: "rs"
+          setName:
       topologyType: "ReplicaSetWithPrimary"
       setName: "rs"
       logicalSessionTimeoutMinutes: ~