Enables Schemas in DuckDB #887

Job	Run time
build-vegafusion-jupyter-packages	11m 29s
build-vegafusion-python-embed-linux-64	11m 52s
build-vegafusion-python-embed-linux-arm64	12m 13s
build-vegafusion-packages	1m 44s
build-vegafusion-python-embed-osx-64	22m 44s
build-vegafusion-python-embed-osx-arm64	26m 41s
build-vegafusion-python-embed-win-64	23m 26s
build-vegafusion-server-linux-64	9m 8s
build-vegafusion-server-linux-arm64	10m 40s
build-vegafusion-server-osx-64	23m 47s
build-vegafusion-server-osx-arm64	23m 20s
build-vegafusion-server-win-64	23m 44s
build-vegafusion-wasm	7m 40s
check-rust	4m 25s
test-rust (ubuntu-20.04)	22m 30s
test-rust (windows-2022)	44m 47s
test-rust (macos-11)	53m 54s
test-vegafusion-python-linux-64	6m 9s
test-vegafusion-jupyter-linux-64	24m 52s
test-vegafusion-python-osx-64	17m 7s
test-vegafusion-python-win-64	9m 53s
	6h 32m 5s

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