C API用のzipファイルからmodelディレクトリをなくし、別でmodelダウンロード可能にする #2099

Job	Run time
actionlint	19s
rust-lint	4m 1s
shellcheck	16s
validate-cargo-lock	1m 3s
build-and-test-java-api (windows-latest)	8m 12s
build-and-test-java-api (macos-latest)	6m 24s
build-and-test-java-api (ubuntu-latest)	5m 35s
build-and-test-python-api (windows-latest)	13m 58s
build-unix-cpp-example (macos-latest, osx-x64-cpu-cpp-shared)	3m 52s
build-and-test-python-api (macos-latest)	6m 38s
build-unix-cpp-example (ubuntu-latest, linux-x64-cpu-cpp-shared)	2m 38s
build-and-test-python-api (ubuntu-latest)	6m 3s
build-windows-cpp-example	6m 23s
c-header	1m 24s
rust-integration-test-strategy-matrix	2s
rust-unit-test	15m 4s
rust-integration-test (windows-2019, directml)	5m 39s
rust-integration-test (macos-11)	2m 42s
rust-integration-test (ubuntu-20.04)	1m 35s
	1h 31m 48s

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