Update sh.disableAutoSplit.txt

Author: edaniels

source/reference/method/sh.disableAutoSplit.txt

@@ -27,9 +27,9 @@ Description
 
    .. important::
 
-      You can only run :method:`sh.enableAutoSplit()` from a
+      You can only run :method:`sh.disableAutoSplit()` from a
       :binary:`~bin.mongo` shell connected to a :binary:`~bin.mongos`
-      instance. :method:`sh.enableAutoSplit()` errors if run on a
+      instance. :method:`sh.disableAutoSplit()` errors if run on a
       :binary:`~bin.mongod` instance.
 
    .. seealso::