feat: include `duckdb-rs` as a submodule #9523

Job	Run time
lint-toml	2m 13s
Python (lint)	16s
Check build with minimal dependencies	1m 22s
validate-workflow-yaml	4s
Rust build (all-features)	1m 23s
Rust build (default features)	1m 22s
Python (test)	52s
Rust build (with tokio dispatcher)	1m 20s
Rust (docs)	43s
Benchmark with Codspeed	29s
Rust build (with compio dispatcher)	1m 21s
Rust build (with tokio+compio dispatcher)	1m 17s
Rust (lint)	1m 16s
Rust build (wasm32 with default features)	1m 16s
Rust (tests)	2m 24s
Check generated proto/fbs files are up to date	40s
License Check and Audit Check (advisories)	29s
wasm-integration	2m 35s
License Check and Audit Check (bans licenses sources)	26s
miri	46s
	22m 34s

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