ubuntu buiding

ci: fix github action empty matrix #66

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Run time

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Job	Run time
generate-matrix	4s
docker (v20.19.4, 20, false)	36s
docker (v18.20.8, 18, false)	36s
docker (v22.18.0, 22, false)	40s
docker (v16.20.2, 16, false)	34s
	2m 30s