fix

Author: Chris Cho

source/fundamentals/collations.txt

@@ -212,8 +212,8 @@ which **does not** specify a collation:
 
 .. literalinclude:: /code-snippets/collation/findOneAndUpdate-default-order-collation.js
    :language: javascript
-   :start-after: start findOneAndUpdate collation
-   :end-before: end findOneAndUpdate collation
+   :start-after: start findOneAndUpdate default order collation
+   :end-before: end findOneAndUpdate default order collation
 
 Since "Gunter" is the first sorted result when using a binary collation, none
 of the documents come lexically before and match the ``$lt`` comparison
@@ -229,8 +229,8 @@ umlauts.
 
 .. literalinclude:: /code-snippets/collation/findOneAndUpdate-collation.js
    :language: javascript
-   :start-after: start findOneAndUpdate default order collation
-   :end-before: end findOneAndUpdate default order collation
+   :start-after: start findOneAndUpdate collation
+   :end-before: end findOneAndUpdate collation 
 
 Since "Günter" lexically comes before "Gunter" using the
 ``de@collation=phonebook`` collation specified in ``findOneAndUpdate()``,