typo fix c/specify,/specify/

Author: Ed Costello

source/reference/command/applyOps.txt

@@ -12,7 +12,7 @@ applyOps (internal)
                               applying the entries from the ``<operations>`` array. ``ns`` to
                               specify a :term:`namespace`, ``q`` to specify a :term:`query` and
                               ``res`` to specify the result that the query should match. You may
-                              specify, zero, one, or many ``preCondition`` documents.
+                              specify zero, one, or many ``preCondition`` documents.
 
    :dbcommand:`applyOps` provides a way to apply entries from an
    :term:`oplog` created by :term:`replica set` members and