[Feature] Add FlinkCDC to Paimon type and data converter.

[lvyanquan]

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• [x] I searched in the issues and found nothing similar.

Motivation

Add util class to help build Flink CDC Source/Sink for Paimon.

Solution

No response

Anything else?

No response

Are you willing to submit a PR?

• [ ] I'm willing to submit a PR!