Fix CI #583

Job	Run time
Floating Dependencies (14)	1m 15s
Floating Dependencies (16)	1m 21s
Base Tests (14)	1m 2s
Base Tests (16)	59s
Compatibility (ember-3.25)	2m 19s
Compatibility (ember-3.28-lts)	2m 15s
Compatibility (first-inert)	2m 14s
Compatibility (ember-release)	2m 17s
Compatibility (ember-beta)	2m 0s
Compatibility (ember-canary)	2m 16s
Compatibility (ember-could-get-used-to-this)	2m 13s
Compatibility (embroider-safe)	2m 18s
Compatibility (embroider-optimized)	2m 17s
Release	0s
ember-cli-update	0s
	24m 46s

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