change: `VoiceModel` → `VoiceModelFile` #989

Job	Run time
shellcheck	16s
actionlint	17s
build-windows-cpp-example	3m 8s
c-header	48s
rust-integration-test-strategy-matrix	1s
rust-lint	5m 51s
rust-unit-test	3m 51s
validate-cargo-lock	19s
build-and-test-java-api (windows-latest)	5m 19s
build-and-test-java-api (macos-latest)	2m 42s
build-and-test-python-api (windows-latest)	5m 40s
build-unix-cpp-example (macos-latest, osx-x64-cpu-cpp-shared)	1m 40s
build-and-test-python-api (macos-latest)	3m 4s
build-and-test-java-api (ubuntu-latest)	2m 51s
build-and-test-python-api (ubuntu-latest)	2m 57s
build-unix-cpp-example (ubuntu-latest, linux-x64-cpu-cpp-shared)	1m 39s
rust-integration-test (macos-12)	3m 10s
rust-integration-test (ubuntu-20.04)	1m 46s
	45m 19s

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