[BUGFIX release] importing ember-source/types no longer works (it sho… #9909

Job	Run time
Type Checking (current version)	1m 0s
Basic Test	1m 27s
Linting	1m 6s
Type Checking (other supported versions) (4.9)	1m 2s
Type Checking (other supported versions) (5.0)	1m 4s
Type Checking (other supported versions) (5.1)	59s
Type Checking (other supported versions) (5.2)	1m 12s
Type Checking (other supported versions) (5.3)	1m 2s
Blueprint Tests	9m 47s
Node.js Tests	56s
Browserstack Tests (Safari, Edge)	4m 24s
Smoke tests (Full Ember Apps) (classic-basics)	1m 20s
All deprecations enabled	1m 32s
Smoke tests (Full Ember Apps) (embroider-basics)	1m 15s
All deprecations enabled, with optional features	1m 40s
Deprecations as errors	1m 36s
Deprecations as errors, with optional features	1m 33s
Browser Tests (Firefox)	1m 46s
Production build	1m 35s
Production build, with optional features	1m 27s
Publish channel to s3	1m 12s
Deploy tags to npm	0s
Notify Discord	0s
Publish alpha from default branch	0s
	38m 55s

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