Update tracker for recent support/releases (#319)

* Pin mkdocs to <2.0, which is a breaking release

* Update tracker for recent support/releases

* [pre-commit.ci lite] apply automatic fixes

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Co-authored-by: pre-commit-ci-lite[bot] <117423508+pre-commit-ci-lite[bot]@users.noreply.github.com>

Author: rgommers