[cherry-pick][branch-2.9]consumer backlog eviction policy should not reset read position for consumer

[Technoboy-]

Cherry-pick #18037

Motivation

Fixes #18036

Modifications

• The backlog eviction policy should use asyncMarkDelete instead of resetCursor in order to move the mark delete position.

Verifying this change

• Make sure that the change passes the CI checks.

This change is a trivial rework / code cleanup without any test coverage.

Does this pull request potentially affect one of the following parts:

If yes was chosen, please highlight the changes

• Dependencies (does it add or upgrade a dependency): (no)
• The public API: (no)
• The schema: (no)
• The default values of configurations: (no)
• The wire protocol: (no)
• The rest endpoints: (no)
• The admin cli options: (no)
• Anything that affects deployment: (no)

Documentation

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Matching PR in forked repository

PR in forked repository: HQebupt#5