Enable `clone_on_ref_ptr` clippy lint on physical-plan crate #28999

Job	Run time
cargo check	8m 2s
build with wasm-pack	2m 29s
Check cargo fmt	46s
cargo test (macos)	8m 49s
Verify MSRV (Min Supported Rust Version)	6m 25s
cargo test (macos-aarch64)	10m 58s
Verify Vendored Code	50s
cargo test (win64)	36m 12s
cargo test (amd64)	9m 15s
cargo examples (amd64)	12m 29s
cargo doc	3m 35s
cargo test datafusion-cli (amd64)	3m 36s
cargo test doc (amd64)	13m 1s
Run sqllogictest with Postgres runner	3m 18s
cargo test pyarrow (amd64)	2m 35s
verify benchmark results (amd64)	10m 50s
check Cargo.toml formatting	2m 48s
clippy	5m 8s
check configs.md is up-to-date	2m 31s
cargo test hash collisions (amd64)	8m 50s
	2h 32m 27s

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