Rust

Fix untracked files after rustdoc run. #37

Job	Run time
cargo check	2m 57s
Check cargo fmt	40s
build with wasm-pack	2m 20s
cargo test (macos)	23m 44s
cargo test (macos-aarch64)	9m 29s
Verify MSRV (Min Supported Rust Version)	6m 51s
cargo test (win64)	43m 31s
Verify Vendored Code	53s
cargo test hash collisions (amd64)	9m 16s
check configs.md is up-to-date	2m 43s
check Cargo.toml formatting	1m 35s
clippy	5m 23s
cargo doc	3m 42s
cargo test (amd64)	9m 55s
cargo test datafusion-cli (amd64)	3m 41s
cargo test doc (amd64)	11m 40s
cargo examples (amd64)	8m 57s
Run sqllogictest with Postgres runner	3m 16s
verify benchmark results (amd64)	10m 44s
cargo test pyarrow (amd64)	2m 29s
	2h 43m 46s

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