Snippets for union 6.7.5 from Nix x86_64-linux

Sourced from https://hydra.nixos.org/log/l1hzyxhsdvi090d9pr9izn7kwxmv0xy7-union-6.7.5.drv.

• /build/union-6.7.5/src/output/qtquick/plugin/positioner/PositionerLayout.cpp:233:9: warning: ‘alignment’ may be used uninitialized [-Wmaybe-uninitialized]
    233 |         if (!alignment) {
        |         ^~