fix: Future truncated shards return duplicate results #26718
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This PR resolves an issue where we are seeing the following
- Create a database with a shard group duration of 72 hours.
- Insert a data point in the future.
- Run truncate-shards.
- Insert the same datapoint again into the future.
- Query for that time range. Two data points will return.
- Inspect the shards, each datapoint is in a different shard.
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This PR resolves an issue where we are seeing the following
Currently a WIP