[Improve][Sort] Add whether to ignore single-table error policy processing for multiple sink of DorisLoadNode

[yunqingmoswu]

Description

Add whether to ignore single-table error policy processing for multiple sink of DorisLoadNode.In multiple sink writing scenario, a table may have an error during the writing process. At this time, we can either ignore this error or throw this error to ensure data consistency, so i add the option 'sink.multiple.ignore-single-table-errors' to support this strategy choice.

InLong Component

InLong Sort

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• Yes, I am willing to submit a PR!

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