www/gitea: Update to 1.14.5

Changelog: https://blog.gitea.io/2021/07/gitea-1.14.5-is-released/

PR: 257221
MFH: 2021Q3 (security fixes)
Security: 943d23b6-e65e-11eb-ad30-0800273f11ea
Approved by: lwhsu (mentor)

(cherry picked from commit 9aa92520214175ddd8a90dae8d7fbc0b6f499eee)