fix(mongos): force close servers during reconnect flow

Author: mbroadst

lib/core/topologies/mongos.js

@@ -612,7 +612,7 @@ function reconnectProxies(self, proxies, callback) {
         })
       );
 
-      destroyServer(_server);
+      destroyServer(_server, { force: true });
       removeProxyFrom(self.disconnectedProxies, _server);
 
       // Relay the server description change