feat!: liberate VOICEVOX CORE #2826

Job	Run time
validate-cargo-lock	23s
actionlint	18s
shellcheck	15s
build-and-test-java-api (windows-latest)	6m 45s
build-unix-cpp-example (macos-latest, osx-x64-cpu-cpp-shared)	1m 36s
build-and-test-python-api (windows-latest)	7m 59s
build-and-test-java-api (macos-latest)	2m 45s
build-windows-cpp-example	4m 38s
build-unix-cpp-example (ubuntu-latest, linux-x64-cpu-cpp-shared)	1m 44s
build-and-test-java-api (ubuntu-latest)	2m 55s
build-and-test-python-api (macos-latest)	3m 9s
c-header	46s
rust-integration-test-strategy-matrix	1s
build-and-test-python-api (ubuntu-latest)	3m 4s
rust-lint	5m 36s
rust-unit-test	5m 48s
rust-integration-test (macos-12)	2m 24s
rust-integration-test (ubuntu-20.04)	1m 27s
	51m 33s

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