Cardano Updates

Given that start_private_tally and public_tally need it and are public
(there is no way to call them without a way of constructing the types).
These functions are used at least in catalyst-toolbox, so there is at
least one place where those constructors are needed.

Given that start_private_tally and public_tally need it and are public
(there is no way to call them without a way of constructing the types).
These functions are used at least in catalyst-toolbox, so there is at
least one place where those constructors are needed.

* remove unused dependency borsh

* update libsecp256k1

* replace deprecated ripemd160 with ripemd

Updates the requirements on [strum_macros](https://github.com/Peternator7/strum) to permit the latest version.
- [Release notes](https://github.com/Peternator7/strum/releases)
- [Changelog](https://github.com/Peternator7/strum/blob/master/CHANGELOG.md)
- [Commits](https://github.com/Peternator7/strum/commits)

---
updated-dependencies:
- dependency-name: strum_macros
  dependency-type: direct:production
...

Signed-off-by: dependabot[bot] <[email protected]>

Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Updates the requirements on [borsh](https://github.com/near/borsh-rs) to permit the latest version.
- [Release notes](https://github.com/near/borsh-rs/releases)
- [Changelog](https://github.com/near/borsh-rs/blob/master/CHANGELOG.md)
- [Commits](https://github.com/near/borsh-rs/compare/v0.8.2...v0.9.2)

---
updated-dependencies:
- dependency-name: borsh
  dependency-type: direct:production
...

Signed-off-by: dependabot[bot] <[email protected]>

Updates the requirements on [strum_macros](https://github.com/Peternator7/strum) to permit the latest version.
- [Release notes](https://github.com/Peternator7/strum/releases)
- [Changelog](https://github.com/Peternator7/strum/blob/master/CHANGELOG.md)
- [Commits](https://github.com/Peternator7/strum/commits)

---
updated-dependencies:
- dependency-name: strum_macros
  dependency-type: direct:production
...

Signed-off-by: dependabot[bot] <[email protected]>

Updates the requirements on [strum](https://github.com/Peternator7/strum) to permit the latest version.
- [Release notes](https://github.com/Peternator7/strum/releases)
- [Changelog](https://github.com/Peternator7/strum/blob/master/CHANGELOG.md)
- [Commits](https://github.com/Peternator7/strum/commits)

---
updated-dependencies:
- dependency-name: strum
  dependency-type: direct:production
...

Signed-off-by: dependabot[bot] <[email protected]>

Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Updates the requirements on [strum_macros](https://github.com/Peternator7/strum) to permit the latest version.
- [Release notes](https://github.com/Peternator7/strum/releases)
- [Changelog](https://github.com/Peternator7/strum/blob/master/CHANGELOG.md)
- [Commits](https://github.com/Peternator7/strum/commits)

---
updated-dependencies:
- dependency-name: strum_macros
  dependency-type: direct:production
...

Signed-off-by: dependabot[bot] <[email protected]>

* add TokenTotals to the ledger

to avoid looping through all the accounts when computing the total
voting power, which is needed to compute the ratio of acceptance in the
tally.

* group voting power arguments in TokenDistribution

this introduces some extra cloning (for now, at least), but it
simplifies the code a bit, and provides better encapsulation.

* Port update proposals helpers to catalyst-fund7 (#692) (#695)

* Update proposal scenario (#692)

* add new certs to FragmentFactory

enhance controller with new methods for update proposals

* add different signer for proposal update or vote

* Update proposal scenario (#692)

* add new certs to FragmentFactory

enhance controller with new methods for update proposals

* add new test

* add different signer for proposal update or vote