add bitsail-connector-unified-kafka.json

[lfyzjck]

Prepare a Pull Request

• Title: [BitSail-497][ConnectorType] Register KafkaConnector

• Fixes: #XYZ

Motivation

Register kafka-unified-connector

Modifications

add a json file to describe plugin config

Verifying this change

Please pick either of the following options.

• This change is a trivial rework/code cleanup without any test coverage.

• This change is already covered by existing tests, such as:
  (please describe tests, example:)

  • com.bytedance.bitsail.core.EngineTest#testRunEngine

• This change added tests and can be verified as follows:

  (example:)

  • Added unit tests for parsing of configs
  • Optimized integration tests for recovery after task failure

Documentation

• Does this pull request introduce a new feature? (yes / no)
• If yes, how is the feature documented? (not applicable / docs / JavaDocs / not documented)
• If a feature is not applicable for documentation, explain why?
• If a feature is not documented yet in this PR, please create a follow-up issue for adding the documentation