Add QtIFW tool installation to CI workflow #2

Job	Run time
build (windows-latest, x64, windows, win64_msvc2022_64, build-Release/*.{msi,exe,zip})	6m 34s
build (macos-26, arm64, mac, clang_64, build-Release/*.{dmg,pkg,zip,tar.gz,tar.xz})	4m 50s
build (ubuntu-latest, x86_64, linux, linux_gcc_64, build-Release/*.{deb,rpm,sh,run,zip,tar.gz,tar...	6m 24s
	17m 48s

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