Rust

fix: enable any character in the metadata string value, by having any… #45

Job	Run time
cargo check	3m 44s
cargo test (macos)	8m 52s
build with wasm-pack	2m 15s
cargo test (macos-aarch64)	9m 53s
Check cargo fmt	40s
Verify Vendored Code	57s
cargo test (win64)	41m 45s
Verify MSRV (Min Supported Rust Version)	6m 43s
cargo test (amd64)	8m 56s
cargo test datafusion-cli (amd64)	3m 37s
circular dependency check	2m 35s
cargo test doc (amd64)	11m 8s
cargo doc	3m 27s
cargo examples (amd64)	10m 27s
Run sqllogictest with Postgres runner	3m 9s
check Cargo.toml formatting	3m 1s
clippy	4m 51s
check configs.md is up-to-date	2m 41s
cargo test hash collisions (amd64)	8m 24s
cargo test pyarrow (amd64)	2m 40s
verify benchmark results (amd64)	10m 23s
	2h 30m 8s

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