Update Rust crate strum to 0.20.0 - autoclosed

[renovate[bot]]

This PR contains the following updates:

Package	Type	Update	Change
strum	dependencies	minor	0.19.5 -> 0.20.0

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Configuration

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:recycle: Rebasing: Whenever PR becomes conflicted, or you tick the rebase/retry checkbox.

:no_bell: Ignore: Close this PR and you won't be reminded about this update again.

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