chore(deps): update dependency ember-cli-babel to v8 #2218

Job	Run time
Lint Test App	27s
embroider-optimized - Allowed to fail	1m 4s
Tests (Floating Dependencies)	1m 45s
Lint Addon	29s
ember-beta - Allowed to fail	1m 14s
ember-canary - Allowed to fail	1m 25s
Tests (ember-4.0, false)	1m 17s
Tests (ember-lts-4.4, false)	1m 37s
Tests (ember-lts-4.8, false)	1m 16s
Tests (ember-4.12, false)	1m 2s
Tests (ember-default, false)	1m 7s
Tests (ember-release, false)	1m 40s
Tests (embroider-safe, false)	1m 16s
	15m 39s

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