New review comment by yopito on void-packages repository

https://github.com/void-linux/void-packages/pull/27349#discussion_r626951225

Comment:
```suggestion
		cmake_args+=" -DCMAKE_TOOLCHAIN_FILE=${wrksrc}/${build_wrksrc}/${cmake_builddir}/cross_${XBPS_CROSS_TRIPLET}.cmake"
```