Fix panic in multiple distinct aggregates by fixing `ScalarValue::new_list` #19694

Job	Run time
cargo check	4m 24s
Check cargo fmt	36s
build with wasm-pack	2m 22s
cargo test (mac)	15m 41s
Verify MSRV	11m 35s
Verify Vendored Code	55s
cargo test (win64)	25m 42s
cargo test datafusion-cli (amd64)	4m 46s
cargo test (amd64)	15m 32s
check Cargo.toml formatting	2m 15s
check configs.md is up-to-date	3m 26s
clippy	7m 10s
cargo test hash collisions (amd64)	12m 3s
cargo doc	5m 38s
cargo test doc (amd64)	18m 49s
cargo examples (amd64)	8m 26s
Run sqllogictest with Postgres runner	5m 30s
cargo test pyarrow (amd64)	4m 44s
verify benchmark results (amd64)	18m 55s
	2h 48m 29s

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