CI/CD

Bump stylelint from 15.11.0 to 16.1.0 #1805

Job	Run time
Lint files	55s
Test addon (floating dependencies) (ember)	1m 56s
Test compatibility (ember-lts-4.4)	2m 47s
Test addon (locked dependencies) (ember)	1m 28s
Test addon (floating dependencies) (node)	1m 25s
Test compatibility (ember-lts-4.8)	2m 35s
Test addon (locked dependencies) (node)	54s
Test addon (floating dependencies) (test-apps)	1m 49s
Test compatibility (ember-lts-4.12)	2m 54s
Test addon (locked dependencies) (test-apps)	1m 6s
Test compatibility (ember-release)	2m 31s
Test compatibility (ember-beta)	2m 43s
Test compatibility (ember-canary)	2m 38s
Test compatibility (embroider-safe)	2m 37s
Deploy app	0s
	28m 18s

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