* Make backend names in JSON reports match burnbench CLI
- add `config_name` to `Backend` trait
- add `backend_config_name` to `Benchmark` trait
- fix documentation for JSON reports to use correct unit of time
* Revert "Make backend names in JSON reports match burnbench CLI"
This reverts commit a09edb6389.
* [backend-comparison] Serialize the feature name passed to burnbench
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Co-authored-by: syl20bnr <sylvain.benner@gmail.com>