test: remove redundant vitest imports #7393

Job	Run time
Integration tests (windows-latest)	3m 16s
Integration tests (macos-latest)	2m 12s
Unit tests (macos-latest)	1m 49s
Unit tests (windows-latest)	3m 12s
E2E tests (macos-latest)	9m 9s
Unit tests (ubuntu-latest)	1m 28s
E2E tests (ubuntu-latest)	8m 7s
E2E tests (windows-latest)	15m 27s
Integration tests (ubuntu-latest)	1m 38s
Linter	3m 53s
Format check	53s
Build	1m 36s
	52m 40s

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