[Cashtab] Remove unused param from Ticker.js

Summary:
T3060

Remove unused hash160 of alias registration address from setting. This is no longer used by the app.

Test Plan:
npm test
grep -r aliasPaymentHash160 src/ and no output

Reviewers: #bitcoin_abc, emack

Reviewed By: #bitcoin_abc, emack

Differential Revision: https://reviews.bitcoinabc.org/D13901