Scynamo 0.14.0

Feature Enhancements

Support DynamoDB's UpdateItemRequest (#288) by @saeltz

Dependency Updates

Add required Scalafmt runner (#289) by @saeltz

• Upgrade Scala from 2.12.14 to 2.12.15 (#280)
• Update DynamoDB from 2.17.30 to 2.17.51 (#275, #277, #279, #283, #285, #287)
• Update scalafmt-core from 3.0.1 to 3.0.6 (#276, #278, #281, #284, #286)
• Update scalatest from 3.2.9 to 3.2.10 (#282)