Fix HNSW range search result wrong

[mergify[bot]]

@cydrain Please associate the related issue to the body of your Pull Request. (eg. “issue: #”)

[liliu-z]

/lgtm /approve

[sre-ci-robot]

[APPROVALNOTIFIER] This PR is APPROVED

This pull-request has been approved by: cydrain, liliu-z

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[cydrain]

/kind improvement

[liliu-z]

/lgtm