[ESQL] Support date nanos on Bucket function #118031
Description
Support bucket function on date nanos type. Bucket is just wrapping date trunc here, which we added support for in #110008, so this should be a pretty small change.
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Support bucket function on date nanos type. Bucket is just wrapping date trunc here, which we added support for in #110008, so this should be a pretty small change.