Make the printerdemo and printerdemo_mcu PrinterQueueItem compatible with each other #19089

Job	Run time
cpp_test_driver (ubuntu-22.04)	6m 56s
cpp_cmake (macos-14, 1.77)	6m 58s
cpp_test_driver (macos-13)	7m 20s
build_and_test (ubuntu-22.04, 1.77)	13m 1s
cpp_cmake (windows-2022, nightly)	9m 0s
cpp_test_driver (windows-2022)	9m 15s
build_and_test (macos-14, stable)	11m 23s
cpp_cmake (ubuntu-22.04, stable)	6m 56s
build_and_test (windows-2022, stable)	15m 55s
build_and_test (windows-2022, 1.77)	15m 17s
mcu (pico-st7789, thumbv6m-none-eabi)	33s
build_and_test (windows-2022, beta, --exclude ffmpeg --exclude gstreamer-player)	22m 8s
mcu_esp	2m 39s
mcu (pico2-st7789, thumbv8m.main-none-eabihf)	33s
build_and_test (ubuntu-22.04, nightly)	14m 48s
mcu (stm32h735g, thumbv7em-none-eabihf)	35s
node_test (ubuntu-22.04)	2m 43s
node_test (macos-14)	2m 10s
python_test (ubuntu-22.04)	1m 26s
node_test (windows-2022)	4m 57s
python_test (macos-14)	1m 11s
vsce_build_test	5m 43s
python_test (windows-2022)	1m 50s
android	2m 14s
esp-idf-quick	8m 49s
ffi_32bit_build	1m 1s
fmt_test	1m 30s
miri	45s
updater_test (0.3.0)	1m 46s
docs / docs	9m 32s
wasm / wasm	4m 43s
tree-sitter / tree-sitter-tests	9s
wasm_demo / wasm_demo	2m 34s
cpp_package_test	2m 11s
wasm / build-slintpad	2m 20s
	3h 20m 51s

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