[Pkg-rust-maintainers] Bug#1025005: Please upgrade to newer upstream release v7.3.2.

[Peter Michael Green]

 > Please upgrade to newer upstream release v7.3.2.

dkg - do you have an opinion on this? I see you updated this package
to 6.x a few months ago and added yourself as an uploader,
presumably in support of some packaging effort, but without
knowing what you were packaging, I can't tell if the update to
7.x is likely to pose a problem or not.