Bug#1149926: ultrastardx: Consider dropping Link-OpenCV-against-gcc_s-and-stdc++.patch

[Adrian Bunk]

Source: ultrastardx
Version: 2026.6.0+dfsg-1
Severity: important
Tags: ftbfs
X-Debbugs-Cc: Alexander Sulfrian <alexander at sulfrian.net>

Link-OpenCV-against-gcc_s-and-stdc++.patch causes a FTBFS on armhf:
https://buildd.debian.org/status/logs.php?pkg=ultrastardx&arch=armhf

It also does not seem to be needed:
- ultrastardx is linked with both libraries even without it, and
- the application still starts