Minor: redundant term

Author: puentesarrin

source/core/replication.txt

@@ -245,8 +245,9 @@ that might create rollbacks.
       [replica set sync] replSet syncThread: 13410 replSet too much data to roll back
 
    In these situations you will need to manually intervene to either
-   save data manually or to force the member to perform an initial sync from a "current" member of the set by
-   deleting the content of the existing :setting:`dbpath` directory.
+   save data or to force the member to perform an initial sync from a
+   "current" member of the set by deleting the content of the existing
+   :setting:`dbpath` directory.
 
 For more information on failover, see: