Add reusable linter-workflows #238

Job	Run time
Linter	1m 26s
Quality control	33s
Security checks	23s
format('Unit tests, PHP {0}, {1}', matrix.php-versions, matrix.operating-system)	0s
Code coverage	-1s
format('Unit tests, PHP {0}, {1}', matrix.php-versions, matrix.operating-system)	-1s
Cleanup artifacts	-1s
	2m 19s

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