Summary:
ScanForward functionality is not used.
Also is does not support variable bloom filters and other use cases.
Since we don't have plan to use in the future it could be removed.
Jira: DB-15230

Test Plan: Jenkins

Reviewers: timur

Reviewed By: timur

Subscribers: ybase

Tags: #jenkins-ready

Differential Revision: https://phorge.dev.yugabyte.com/D41683