* mint upgraded and still backwards compatible
* cleanup
* fix tests
* fix things
* add deprecated message to new struct
* fix test
* fix typo
* readd endpoint that got lost during merge
* version bump in pyproject.toml
* remove wallet backwards compatibility because it makes no sense
* comment for backwards compat
* fix comment
With the recent update to NUT-08, we can ensure that the amount of blank
outputs is always enough to cover any overpaid lightning fees. This
change implements this functionality for both the wallet and the mint.
The mint updateis backwards-compatible with respect to old wallets.