js/bisect-in-c (was: What's cooking in git.git (Aug 2022, #06; Wed, 17))

> * js/bisect-in-c (2022-06-27) 16 commits
>  - bisect: no longer try to clean up left-over `.git/head-name` files
>  - bisect: remove Cogito-related code
>  - Turn `git bisect` into a full built-in
>  - bisect: move even the command-line parsing to `bisect--helper`
>  - bisect: teach the `bisect--helper` command to show the correct usage strings
>  - bisect--helper: return only correct exit codes in `cmd_*()`
>  - bisect--helper: move the `BISECT_STATE` case to the end
>  - bisect--helper: make `--bisect-state` optional
>  - bisect--helper: align the sub-command order with git-bisect.sh
>  - bisect--helper: using `--bisect-state` without an argument is a bug
>  - bisect--helper: really retire `--bisect-autostart`
>  - bisect--helper: really retire --bisect-next-check
>  - bisect--helper: retire the --no-log option
>  - bisect: avoid double-quoting when printing the failed command
>  - bisect run: fix the error message
>  - bisect: verify that a bogus option won't try to start a bisection
>
>  Final bits of "git bisect.sh" have been rewritten in C.
>
>  Expecting a (hopefully final) reroll.
>  cf. <20627.86ilolhnnn.gmgdl@evledraar.gmail.com>