remove index hash calculation as an option (backport #23928)

[mergify]

This is an automatic backport of pull request #23928 done by Mergify.
Cherry-pick of c24de17 has failed:

On branch mergify/bp/v1.10/pr-23928
Your branch is up to date with 'origin/v1.10'.

You are currently cherry-picking commit c24de1727.
  (fix conflicts and run "git cherry-pick --continue")
  (use "git cherry-pick --skip" to skip this patch)
  (use "git cherry-pick --abort" to cancel the cherry-pick operation)

Changes to be committed:
	modified:   core/src/tvu.rs
	modified:   core/src/validator.rs
	modified:   core/tests/snapshots.rs
	modified:   ledger/src/blockstore_processor.rs
	modified:   local-cluster/src/validator_configs.rs
	modified:   runtime/src/accounts_background_service.rs
	modified:   runtime/src/snapshot_config.rs

Unmerged paths:
  (use "git add <file>..." to mark resolution)
	both modified:   validator/src/main.rs

To fix up this pull request, you can check it out locally. See documentation: https://docs.github.com/en/github/collaborating-with-pull-requests/reviewing-changes-in-pull-requests/checking-out-pull-requests-locally

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automerge label removed due to a CI failure

[mergify]

automerge label removed due to a CI failure

[mergify]

automerge label removed due to a CI failure

[mergify]

automerge label removed due to a CI failure

[mergify]

automerge label removed due to a CI failure

[mergify]

automerge label removed due to a CI failure

[stale]

This pull request has been automatically marked as stale because it has not had recent activity. It will be closed if no further activity occurs.

[stale]

This stale pull request has been automatically closed. Thank you for your contributions.