[Cashtab] NFT token loading syntax patch

Summary:
The syntax currently used here ends up defining 2 out of 3 as undefined. This "works" in that you still see 1 loader.

Fix it so all items requiring cache are shown as a loader.

Test Plan:
npm test

Reviewers: #bitcoin_abc, Fabien

Reviewed By: #bitcoin_abc, Fabien

Subscribers: Fabien

Differential Revision: https://reviews.bitcoinabc.org/D16770