[Cashtab] Update TxHistory to recognize article post and article reply txs from eCashChat

Summary:
Update tx history parsing to recognize the lokaid IDs for eCashChat actions in submitting an article and a reply to an article.

Article reply before

Article reply after

Article post before

Article post after

Test Plan:
npm test
click on the article link on an article reply tx in tx history and ensure it takes the user to the direct article on eCashChat

Reviewers: bytesofman, #bitcoin_abc, Fabien

Reviewed By: #bitcoin_abc, Fabien

Subscribers: Fabien

Differential Revision: https://reviews.bitcoinabc.org/D16512