Adapter - Persistence - MongoDB

[valentinacupac]

Complete the module adapter-persistence-mongo.

For reference, see adapter-persistence-jpa and adapter-persistence-redis.

Inside the module adapter-persistence-mongo:

• You will see some files in there, since implementation was partially started
• Firstly, remove the @Disabled attribute on the test MongoBankAccountStorageTest
• Then, implement the class MongoBankAccountStorage to pass the test

[valentinacupac]

Done via https://github.com/valentinacupac/banking-kata-java/pull/102