release/packages/ucl: Fix typos

Approved by: re (cperciva)
MFC after: 3 days
Sponsored by: https://www.patreon.com/bsdivy

(cherry picked from commit 039eba16f969a3ebc6c169fa61880a33d2a95090)
(cherry picked from commit 663a53d8e795ff8502908da0be4c4df3cee41c33)