feat!: liberate VOICEVOX CORE #2828

Job	Run time
actionlint	17s
rust-integration-test-strategy-matrix	1s
rust-lint	5m 4s
validate-cargo-lock	24s
build-and-test-java-api (windows-latest)	5m 54s
build-and-test-python-api (windows-latest)	7m 6s
build-and-test-python-api (macos-latest)	3m 54s
build-and-test-java-api (macos-latest)	2m 38s
build-and-test-python-api (ubuntu-latest)	3m 4s
build-and-test-java-api (ubuntu-latest)	2m 55s
build-unix-cpp-example (macos-latest, osx-x64-cpu-cpp-shared)	2m 2s
c-header	45s
build-unix-cpp-example (ubuntu-latest, linux-x64-cpu-cpp-shared)	1m 46s
build-windows-cpp-example	4m 5s
rust-unit-test	4m 17s
shellcheck	11s
rust-integration-test (macos-12)	3m 10s
rust-integration-test (ubuntu-20.04)	2m 8s
	49m 41s

Provide feedback