SERVER-71446 Allow a streaming group to execute on shards in parallel

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• Backlog

SERVER-71437 For streaming group implement an optimization for a special case where all group fields are monotonic

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• Open

SERVER-71438 In DocumentSourceStreamingGroup measure if we should remove a spilling file when the spilled batch is removed

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• Open

COMPASS-6362 Investigate changes in SERVER-70267: Streaming group when id is on time

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• Closed

SERVER-75508 Optimize streaming $group

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• Backlog