Bump gix from 0.64.0 to 0.66.0 in the gix group (#1404)

* `cargo update winnow`
* one API adaptation

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Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>
Co-authored-by: Sebastian Thiel <sebastian.thiel@icloud.com>

Author: dependabot[bot]