[Cashtab] Fix airdrop tx render issue

Summary:
Do not render entire tokenId in a link that is going to the tokenId. No one will read all 64 chars. Instead, abbreviate.

Add a break-all rule to prevent any overflow issues should they come up.

Test Plan: npm test

Reviewers: #bitcoin_abc, emack

Reviewed By: #bitcoin_abc, emack

Differential Revision: https://reviews.bitcoinabc.org/D16017