ClickHouse user recognition: support for CollapsingMergeTree engine

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Problem

Currently user recognition works only for ReplacingMergeTree. Some user may prefer CollapsingMergeTree for better control with manual aggregations

Solution

Add settings to choose column for "Sign" parameter Fill "Sign" with values according to https://clickhouse.com/docs/en/engines/table-engines/mergetree-family/collapsingmergetree/ logic