[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