* ci: update codecov to version 4

* ci: make codecov verbose

* ci: add slug to codecov

* ci: try codecov env

* ci: remove local codecov file in favor of online config

* ci: downgrade codecov to v3

* ci: try 4

* ci: test actualy token

* ci: remove hardcoded token

* ci: echo token

* ci: of course its a reusable workflow :facepalm:

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Co-authored-by: janniks <janniks@users.noreply.github.com>