www/gitea: Update to 1.10.0

• Pet portlint by removing empty line at the beginning while I'm here.

Changelog:

https://blog.gitea.io/2019/11/gitea-1.10.0-is-released/

PR: 241981
Submitted by: Marius Halden <marius.halden@modirum.com>
Reported by: Nils Johannsen <nilsjohannsen@gmx.de>
Approved by: stb@lassitu.de (maintainer)
MFH: 2019Q4
Security: b12a341a-0932-11ea-bf09-080027e0baa0