Rust

Add support for `Dictionary` & `Interval` to AST datatype #104

Job	Run time
Check cargo fmt	38s
Check License Header	2m 35s
linux build test	4m 55s
build with wasm-pack	3m 25s
cargo test (macos-aarch64)	8m 30s
Verify MSRV (Min Supported Rust Version)	7m 58s
Verify Vendored Code	51s
cargo test (amd64)	16m 24s
cargo check datafusion	5m 22s
cargo check no default features	8m 14s
cargo check functions	2m 18s
check Cargo.toml formatting	3m 55s
clippy	6m 39s
check configs.md and ***_functions.md is up-to-date	5m 3s
cargo doc	4m 4s
cargo test doc (amd64)	18m 5s
cargo examples (amd64)	17m 25s
Run sqllogictest with Postgres runner	6m 5s
cargo test pyarrow (amd64)	3m 28s
verify benchmark results (amd64)	9m 54s
	2h 15m 48s

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