Rust

Add integration-tests feature to CI run #93

Job	Run time
linux build test	4m 32s
Check cargo fmt	42s
Check License Header	2m 33s
build with wasm-pack	3m 30s
cargo test (macos-aarch64)	16m 6s
Verify MSRV (Min Supported Rust Version)	10m 20s
Verify Vendored Code	54s
cargo check datafusion	0s
cargo check functions	0s
cargo check no default features	0s
cargo test (amd64)	0s
cargo test datafusion-cli (amd64)	0s
cargo doc	0s
cargo test doc (amd64)	0s
Run sqllogictest with Postgres runner	0s
cargo test pyarrow (amd64)	0s
verify benchmark results (amd64)	0s
check Cargo.toml formatting	0s
check configs.md and ***_functions.md is up-to-date	0s
clippy	0s
cargo examples (amd64)	0s
	38m 37s

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