Fix: Multisig single chain view

[tuul-wq]

• Updated Multisig wallet details for a single chain
• Better TS support for dictionary utility function
• Correct determination of signatories (wallets, contacts, others)

closes #2550

[github-actions[bot]]

Jest Unit tests results

Duration: 58.652 seconds

Start:	2024-11-15 13:47:17.611 UTC
Finish:	2024-11-15 13:48:16.263 UTC
Duration:	58.652 seconds

Outcome: Passed | Total Tests: 744 | Passed: 743 | Failed: 0

Total Test Suites:	159
Total Tests:	744
Failed Test Suites:	0
Failed Tests:	0
Passed Test Suites:	158
Passed Tests:	743
Pending Test Suites:	1
Pending Tests:	1