Tracking: replace icelake with iceberg-rust

[chenzl25]

iceberg-rust is the official rust sdk from the iceberg community, while icelake is the experimental repository used to verify and deliver iceberg features in a fast way. Risingwave currently relies on icelake to support features like iceberg source and sink, while since icelake is no longer developed, we should switch to iceberg-rust as soon as possible to avoid technical debt.

[github-actions]

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[chenzl25]

Finished #19887