news/nzbget: Update 26.2 => 26.3

Changelog:
https://github.com/nzbgetcom/nzbget/blob/v26.3/ChangeLog.md
https://github.com/nzbgetcom/nzbget/releases/tag/v26.3

• Fix rc script for run as a non-root user.
• Refresh patches.

PR: 298240
Approved by: Alex Levy <a13xlevy@pm.me> (maintainer)
Sponsored by: UNIS Labs
MFH: 2026Q3

(cherry picked from commit 5d90d870a04e738afc8546209fdd2217924dc885)