Add benchmarks for for import/validation/production (#2579)

* Add benchmarks

* Remove endowed accounts

* Fix group

* Remove duplicate code

* Comments

* Use execute_block instead of block import

* Apply suggestions from code review

Co-authored-by: Anton <anton.kalyaev@gmail.com>

* Add missing comments

* Clippy

* Reorganize utils

* Remove unused import

* Switch to compiled again

* Apply suggestions from code review

Co-authored-by: Davide Galassi <davxy@datawok.net>

* Refactor local_testnet

* Do not write wasm blob to file

* Remove unnecessary block

* Add comment fixes

* fmt

* lock

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Co-authored-by: Anton <anton.kalyaev@gmail.com>
Co-authored-by: Davide Galassi <davxy@datawok.net>