Implement GroupsAccumulator for corr(x,y) aggregate function #35774

Job	Run time
build with wasm-pack	3m 8s
Check License Header	2m 19s
cargo test (win64)	1h 10m 33s
cargo check	8m 14s
Check cargo fmt	48s
cargo test (macos)	15m 3s
cargo test (macos-aarch64)	11m 28s
Verify MSRV (Min Supported Rust Version)	8m 57s
Verify Vendored Code	57s
cargo test datafusion-cli (amd64)	4m 44s
cargo examples (amd64)	14m 42s
cargo test (amd64)	12m 9s
clippy	7m 0s
cargo doc	4m 32s
cargo test doc (amd64)	17m 36s
Run sqllogictest with Postgres runner	4m 24s
cargo test pyarrow (amd64)	3m 9s
verify benchmark results (amd64)	15m 14s
check Cargo.toml formatting	2m 53s
check configs.md and ***_functions.md is up-to-date	3m 34s
cargo test hash collisions (amd64)	28m 49s
	4h 0m 13s

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