build: use vectorscan only for AppleSilicon builds #962

Job	Run time
Windows (windows, 2022, 6.7.3, qt5compat, win64_msvc2019_64, x64, -x64, windows-x64-qt6)	1m 48s
SaveVersion	4s
Windows (windows, 2022, 5.15.2, win32_msvc2019, x86, windows-x86-qt5)	1m 57s
Linux (oraclelinux, 8, x64, yum install -y --setopt tsflags=test /usr/local/klogg*.rpm, RPM, orac...	1m 14s
Mac (macos, 13, 6.7.3, clang_64, qt5compat, x64, macos-intel-qt6, -DKLOGG_OSX_DEPLOYMENT_TARGET=1...	1m 50s
Linux (ubuntu_focal, 20.04, x64, apt-get update && apt install --dry-run /usr/local/klogg*.deb, D...	2m 5s
Mac (macos, 14, 6.7.3, clang_64, qt5compat, arm64, macos-arm-qt6, -DKLOGG_OSX_DEPLOYMENT_TARGET=1...	2m 4s
Linux (ubuntu_jammy, 22.04, x64, apt-get update && apt install --dry-run /usr/local/klogg*.deb, D...	2m 3s
Linux (ubuntu_noble, 24.04, x64, apt-get update && apt install --dry-run /usr/local/klogg*.deb, D...	2m 2s
Linux (ubuntu_appimage, 20.04, x64, appimage, AppImage, docker/ubuntu20.04, variar/klogg_ubuntu20...	2m 5s
	17m 12s

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