C++ package: use Qt on Linux, not on Windows/Mac #13804

Job	Run time
cpp_test_driver (ubuntu-22.04)	5m 59s
cpp_cmake (ubuntu-22.04)	6m 42s
cpp_test_driver (macos-12)	6m 51s
build_and_test (ubuntu-22.04, stable)	9m 40s
cpp_cmake (macos-12)	18m 14s
android	1m 42s
cpp_test_driver (windows-2022)	6m 43s
build_and_test (ubuntu-22.04, 1.70)	11m 11s
cpp_cmake (windows-2022)	6m 46s
build_and_test (macos-11, stable)	29m 31s
build_and_test (windows-2022, stable)	20m 23s
esp-idf	26m 2s
ffi_32bit_build	1m 29s
build_and_test (windows-2022, 1.70)	20m 38s
fmt_test	1m 46s
build_and_test (windows-2022, beta, --exclude ffmpeg --exclude gstreamer-player)	20m 1s
mcu (pico-st7789, thumbv6m-none-eabi)	35s
mcu_esp	2m 40s
mcu (stm32h735g, thumbv7em-none-eabihf)	47s
node_test (ubuntu-22.04)	3m 32s
python_test (ubuntu-22.04)	1m 59s
node_test (macos-11)	20m 59s
python_test (macos-11)	2m 11s
tree-sitter	12s
node_test (windows-2022)	15m 46s
uefi-demo	42s
python_test (windows-2022)	1m 57s
updater_test (0.3.0)	1m 32s
docs / docs	6m 18s
wasm / wasm	4m 23s
wasm_demo / wasm_demo	14m 41s
wasm / lint-slintpad	30s
wasm / build-slintpad	53s
cpp_package_test	2m 24s
	4h 35m 39s

Provide feedback