Enabled file magic support for xeus-cpp-lite (#261) #27

Job	Run time
emscripten_wasm (ubu24, ubuntu-24.04)	2m 22s
build (ubu24, ubuntu-24.04, bash)	1m 25s
emscripten_wasm (osx15-arm, macos-15)	1m 44s
build (ubu24-arm, ubuntu-24.04-arm, bash)	1m 54s
build (ubu24-analyzers, ubuntu-24.04, true, -DCMAKE_BUILD_TYPE=Debug, bash)	2m 7s
build (ubu22, ubuntu-22.04, bash)	1m 22s
build (ubu22-arm, ubuntu-22.04-arm, bash)	1m 36s
build (osx13-x86, macos-13, bash)	2m 15s
build (osx14-arm, macos-14, bash)	1m 19s
build (osx15-arm, macos-15, bash)	1m 14s
build (Windows22, windows-2022, cmd.exe)	3m 31s
build (Windows25, windows-2025, cmd.exe)	2m 48s
	23m 37s

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