Rust

fix: correct count(*) alias (#7081) #161

Job	Run time
cargo check	5m 0s
Check cargo fmt	36s
cargo test (mac)	11m 55s
Verify MSRV	6m 42s
Verify Vendored Code	47s
cargo test (win64)	12m 14s
verify benchmark results (amd64)	20m 32s
cargo test doc (amd64)	9m 23s
clippy	2m 16s
check Cargo.toml formatting	1m 16s
check configs.md is up-to-date	2m 31s
cargo test hash collisions (amd64)	7m 18s
cargo test (amd64)	7m 29s
cargo test datafusion-cli (amd64)	3m 10s
cargo examples (amd64)	5m 10s
cargo doc	1m 50s
Run sqllogictest with Postgres runner	3m 9s
cargo test pyarrow (amd64)	34s
	1h 41m 52s

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