Update renovate Docker tag to v37.246.1 (#36395)

* Update renovate Docker tag to v37.246.1
* Update config to read composer require.php where set
  That way it'll start updating mediawiki-codesniffer in our codesniffer
  package again.

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Co-authored-by: Renovate Bot <bot@renovateapp.com>
Co-authored-by: Brad Jorsch <brad.jorsch@automattic.com>

Committed via a GitHub action: https://github.com/Automattic/jetpack/actions/runs/8287200338