CI/CD

Bump chai from 4.5.0 to 6.2.2 #2148

Job	Run time
Lint files	27s
Test addon (floating dependencies) (test-apps)	50s
Test addon (locked dependencies) (ember)	1s
Test addon (floating dependencies) (ember)	41s
Test addon (locked dependencies) (node)	1s
Test addon (locked dependencies) (test-apps)	43s
Test compatibility (ember-lts-4.8)	1m 0s
Test compatibility (ember-lts-4.12)	1m 2s
Test addon (floating dependencies) (node)	1s
Test compatibility (ember-release)	1m 6s
Test compatibility (ember-canary)	1m 4s
Test compatibility (ember-beta)	1m 9s
Test compatibility (ember-lts-4.4)	1m 8s
Test compatibility (embroider-safe)	1m 0s
Test compatibility (ember-lts-5.4)	1m 2s
	11m 15s

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