Added KNetKeySerDes and KNetValueSerDes properties to simplify the usage of external serializers

[masesdevelopers]

Description

GenericConfigBuilder<T> supports KNetKeySerDes and KNetValueSerDes to use KNet serialization instead to create serializers outside KNetProducer and KNetConsumer

Related Issue

closed #339

Motivation and Context

How Has This Been Tested?

Screenshots (if appropriate):

Types of changes

• [ ] Bug fix (non-breaking change which fixes an issue)
• [x] New feature (non-breaking change which adds functionality)
• [ ] Breaking change (fix or feature that would cause existing functionality to change)

Checklist:

• [x] My code follows the code style of this project.
• [x] My change requires a change to the documentation.
• [x] I have updated the documentation accordingly.
• [x] I have read the CONTRIBUTING document.
• [x] I have added tests to cover my changes.
• [ ] All new and existing tests passed.