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

* `cargo update winnow`
* one API adaptation

Signed-off-by: dependabot[bot] <[email protected]>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>
Co-authored-by: Sebastian Thiel <[email protected]>

Author: dependabot[bot]