recipes: add new `materialyoucolor` recipe #695

Job	Run time
Flake8 tests	16s
build_python3_kivy (macos-latest)	15m 14s
build_python3_kivy_venv (macos-latest)	24m 58s
build_python3_kivy (apple-silicon-m1)	14m 54s
build_python3_kivy_venv (apple-silicon-m1)	8m 35s
build_updated_recipes	0s
	1h 3m 57s

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