[Incentivized] Add an SDK Example for multisig address #501
Description
Summary
Add an example that create a multisig address with multiple keys, then gets funds to it and signs a transaction using multiple keys from this address. Similar to https://github.com/Thoralf-M/iota-examples/blob/main/wallet/transactions/multisig.ts
Estimated complexity
Easy
Estimated duration
1 hour
Details & acceptance criteria
- Add example to rust
- Add example to all bindings
Pull request required?
Yes