Don't use 'force' when stepping down config servers for CSRS->SCCC downgrade

Signed-off-by: kay <[email protected]>

Author: stbrody

source/includes/steps-3.2-downgrade-sharded-cluster.yaml

@@ -92,7 +92,7 @@ content: |
 
        .. code-block:: javascript
 
-          db.adminCommand( { replSetStepDown: 360, secondaryCatchUpPeriodSecs: 300, force: true })
+          db.adminCommand( { replSetStepDown: 360, secondaryCatchUpPeriodSecs: 300 })
 
     #. Shut down all members of the config server replica set,
        the :program:`mongos` instances, and the shards.