Snippets for union 6.7.5 from Nix aarch64-linux

Sourced from https://hydra.nixos.org/log/fwvnvfscs6dinx4qcy0i3j4h1266r7y3-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) {
        |         ^~