Add support for BLS signatures (tz4 prefixed addresses)

[dsawali]

Support for BLS signatures and introduction of a new account type whose address has the prefix tz4 (whose keys are BLS-MinPk key pairs). The CHECK_SIGNATURE instruction of Michelson can also check BLS signatures. tz4 accounts are forbidden to be delegates.

Mumbai Protocol update adds further support in Michelson for tz4 prefixed addresses (BLS signatures). We want to support these changes in Taquito.

relevant links:

• MR !5444
• https://tezos.gitlab.io/protocols/016_mumbai.html#cryptography

[dsawali]

Need a bit more info:

• will we need to be able to create Mnemonics and address creation support for tz4(?)
• TBD

[dsawali]

putting this back to the backlog due to these factors:

• there aren't any compatible (or correct) libraries that facilitate the derivation of public keys from BLS encoded secret keys (some like chainsafe/bls require type: module which might lead to breaking changes in Taquito
• we are looking into using JS bindings for this library specifically https://github.com/supranational/blst/

Added with the fact that tz4 address support for signing operations aren't particularly mandatory in order for users to use Taquito effectively.

[dsawali]

We now have the es-blst package published under the ECAD organization: https://github.com/ecadlabs/es-blst

We encountered several difficulties when trying to integrate the package into Taquito to help sign tz4 addresses.

• the package was written using newer, more experimental ESM module features (top level awaits, etc)
• the package uses WASM to accomplish its functionality, so in order to integrate with taquito-signer, we would need to bubble up await up to the taquito-signer, making it an async function (which it wasn't before).

Some of these can be fixed when Taquito supports ESM, or if we can find a non-hacky workaround for CJS solutions.

relevant thread: https://ecadlabs.slack.com/archives/CMX5YM1AM/p1681428681752089

[Innkst]

New package uses ESM that is of a newer version than the rest of Taquito packages. In the long run, we want to have support for both ESM and CJS, but it will be a step by step process. We will start with the new async signer package for BLS only that would support both ESM and CJS. It will bubble up to the rest of the packages where required. we will create a separate repo for BLS tz4 signatures and it will match with how other curves supported outside of taquito set of packages.