BLT-5225: Replace drush pm:security with composer audit #1564

Job	Run time
build (STATIC_CODE_ANALYSIS, 8.1, FALSE, ^4)	33s
build (INTEGRATED_TEST_ON_OLDEST_SUPPORTED, 8.1, FALSE, ^4)	6m 41s
build (INTEGRATED_TEST_ON_PREVIOUS_MINOR, 8.1, FALSE, ^4)	6m 11s
build (ISOLATED_TEST_ON_CURRENT, 8.1, FALSE, ^4)	1m 59s
build (INTEGRATED_TEST_ON_CURRENT, 8.1, FALSE, ^4)	3m 28s
build (ISOLATED_TEST_ON_CURRENT_DEV, 8.1, FALSE, ^4)	2m 44s
build (INTEGRATED_TEST_ON_CURRENT_DEV, 8.1, FALSE, ^4)	2m 59s
build (STRICT_DEPRECATED_CODE_SCAN, 8.1, FALSE, ^4)	27s
build (ISOLATED_TEST_ON_NEXT_MINOR, 8.1, FALSE, ^4)	23s
build (DEPRECATED_CODE_SCAN_W_CONTRIB, 8.1, FALSE, ^4)	1m 24s
build (INTEGRATED_TEST_ON_NEXT_MINOR_DEV, 8.1, FALSE, ^4)	2m 15s
build (ISOLATED_TEST_ON_NEXT_MINOR_DEV, 8.1, FALSE, ^4)	2m 7s
build (LOOSE_DEPRECATED_CODE_SCAN, 8.1, FALSE, ^4)	1m 13s
build (INTEGRATED_TEST_ON_OLDEST_SUPPORTED, 7.4, FALSE, ^3)	6m 15s
build (INTEGRATED_TEST_ON_OLDEST_SUPPORTED, 8.0, FALSE, ^3)	7m 23s
build (INTEGRATED_TEST_ON_LATEST_LTS, 7.4, FALSE, ^3)	54s
build (INTEGRATED_TEST_ON_LATEST_LTS, 8.2, FALSE)	34s
build (ISOLATED_TEST_ON_CURRENT, 8.1, TRUE)	2m 7s
build (ISOLATED_TEST_ON_CURRENT, 8.2)	1m 59s
all-successful	2s
	51m 38s

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