[Cashtab] [chronik tx history p8] Add replyAddress to legacy object

Summary:
T2447

Depends on D12066

Add replyAddress to parseChronikTx legacy output object

Test Plan:
npm start
Send and receive some txs and check the replyAddress field
Review unit tests
npm test

Reviewers: #bitcoin_abc, emack

Reviewed By: #bitcoin_abc, emack

Subscribers: emack

Differential Revision: https://reviews.bitcoinabc.org/D12089