ci: add alls-green action for single required check #4112

Job	Run time
checks / pre-commit	35s
checks / readme-snippets	10s
checks / test (3.10, lowest-direct, ubuntu-latest)	49s
checks / test (3.11, lowest-direct, ubuntu-latest)	44s
checks / test (3.10, locked, ubuntu-latest)	43s
checks / test (3.10, locked, windows-latest)	2m 14s
checks / test (3.11, lowest-direct, windows-latest)	2m 36s
checks / test (3.10, lowest-direct, windows-latest)	2m 18s
checks / test (3.12, locked, ubuntu-latest)	56s
checks / test (3.12, lowest-direct, ubuntu-latest)	53s
checks / test (3.12, locked, windows-latest)	3m 20s
checks / test (3.13, locked, windows-latest)	2m 23s
checks / test (3.13, lowest-direct, windows-latest)	2m 21s
checks / test (3.11, locked, ubuntu-latest)	46s
checks / test (3.14, locked, ubuntu-latest)	2m 12s
checks / test (3.14, lowest-direct, windows-latest)	2m 20s
checks / test (3.12, lowest-direct, windows-latest)	3m 23s
checks / test (3.13, lowest-direct, ubuntu-latest)	47s
checks / test (3.11, locked, windows-latest)	2m 25s
checks / test (3.14, lowest-direct, ubuntu-latest)	1m 14s
checks / test (3.13, locked, ubuntu-latest)	44s
checks / test (3.14, locked, windows-latest)	3m 51s
checks / check	3s
	37m 47s

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