Adding database API reference docs

Author: Jason Freeberg

articles/app-service/containers/configure-language-java.md

@@ -243,6 +243,9 @@ Additional configuration may be necessary for encrypting your JDBC connection. P
 - [PostgreSQL](https://jdbc.postgresql.org/documentation/head/ssl-client.html)
 - [SQL Server](https://docs.microsoft.com/sql/connect/jdbc/connecting-with-ssl-encryption?view=sql-server-ver15)
 - [MySQL](https://dev.mysql.com/doc/connector-j/5.1/en/connector-j-reference-using-ssl.html)
+- [MongoDB](https://mongodb.github.io/mongo-java-driver/3.4/driver/tutorials/ssl/)
+- [Cassandra](https://docs.datastax.com/developer/java-driver/4.3/)
+
 
 #### Manually initialize and load the key store