Fixed internal link in reference documentation
@@ -18,4 +18,4 @@ The BSON library comprehensively supports [BSON](http://www.bsonspec.org), the d
- [JSON]({{< relref "extended-json.md" >}}): Documentation of the driver's support for JSON
- [Codec and CodecRegistry]({{< relref "codecs.md" >}}): Documentation of the driver's `Codec` API, an abstraction for producing and
consuming BSON document representations using the stream-based readers and writers
-- [POJOs({{< relref "pojos.md" >}}): Documentation of the driver's POJO support.
+- [POJOs]({{< relref "pojos.md" >}}): Documentation of the driver's POJO support.
