Bump python from `cd1045d` to `8434c99`

[dependabot[bot]]

Bumps python from cd1045d to 8434c99.

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[leplatrem]

@dependabot rebase

[dependabot[bot]]

Superseded by #1920.

[bors[bot]]

This PR was included in a batch that successfully built, but then failed to merge into main. It will not be retried.

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{"message":"At least 1 approving review is required by reviewers with write access.","documentation_url":"https://docs.github.com/articles/about-protected-branches"}