chore(deps-dev): bump ember-cli from 4.12.3 to 5.12.0 #994

Job	Run time
Lint	34s
Tests (ubuntu-latest, chrome)	42s
Floating Dependencies (ubuntu-latest, chrome)	53s
Type checking - [email protected]	50s
Tests - ember-lts-3.28	39s
Type checking - [email protected]	45s
Type checking - [email protected]	44s
Tests - ember-lts-4.4	42s
Type checking - typescript@next	51s
Tests - ember-lts-4.8	40s
Tests - ember-lts-4.12	45s
Tests - ember-classic	31s
Tests - ember-release	26s
Tests - ember-beta	55s
Tests - embroider-safe	15s
Tests - embroider-optimized	39s
Tests - ember-canary	47s
	11m 38s

Provide feedback