feat(tests): replace mocha with vitest #890

Job	Run time
build-splicer (ubuntu-latest)	5s
lint	53s
build-splicer (windows-latest)	10s
build (debug)	7s
build (release)	9s
build (weval)	9s
test-example	34s
test (23.10.0, ubuntu-latest, debug)	7m 37s
test (23.10.0, windows-latest, debug)	9m 4s
test (23.10.0, windows-latest, release)	7m 47s
test (23.10.0, windows-latest, weval)	12m 18s
test (23.10.0, ubuntu-latest, release)	6m 45s
test (23.10.0, macos-latest, debug)	7m 30s
test (23.10.0, macos-latest, weval)	10m 42s
test (23.10.0, macos-latest, release)	6m 28s
test (23.10.0, ubuntu-latest, weval)	9m 49s
	1h 20m 7s

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