[tg bot] Pass txid to link etoken name to genesis tx

Summary:
T2972

Depends on D13296

Pass txid for genesis txs to create link to genesis tx on block explorer in msgs containing genesis txs

Test Plan:
npm test
npm run msgs and click on genesis tx link, should load genesis tx in block explorer

Reviewers: #bitcoin_abc, emack

Reviewed By: #bitcoin_abc, emack

Differential Revision: https://reviews.bitcoinabc.org/D13297