Fix the wording and links on the Trojan Source alert.
Review Request #12886 — Created March 14, 2023 and submitted
The Trojan Source alert in the diff viewer mistakenly alluded to all
threats being due to invisible Unicode characters. Originally this
wording was intended for the zero-width spaces and bi-directional
On top of this, due to an error and a bad copy/paste, the CVE links were
This change updates the wording to be more general, and fixes all CVE
Tested each of the links.