Updated development dependencies #985

Job	Run time
Lint (docs-app)	34s
Test (packages/ember-container-query)	20s
Lint (packages/ember-container-query)	28s
Test (test-app)	39s
Test compatibility (ember-lts-4.4)	41s
Lint (test-app)	29s
Test compatibility (ember-lts-4.8)	45s
Build (docs-app)	42s
Test compatibility (ember-lts-4.12)	1m 5s
Test compatibility (ember-lts-5.4)	50s
Test compatibility (ember-lts-5.8)	49s
Test compatibility (ember-release)	48s
Test compatibility (ember-beta)	57s
Test compatibility (ember-canary)	1m 11s
Test compatibility (embroider-safe)	51s
Test compatibility (embroider-optimized)	54s
Test (docs-app) (w1-h1)	58s
Test (docs-app) (w2-h1)	49s
Test (docs-app) (w3-h1)	52s
Test (docs-app) (w1-h2)	44s
Test (docs-app) (w2-h2)	56s
Test (docs-app) (w3-h2)	59s
Test (docs-app) (w1-h3)	43s
Test (docs-app) (w2-h3)	45s
Test (docs-app) (w3-h3)	59s
	19m 48s

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