Use named function in incremental red knot benchmark #34808

Job	Run time
mkdocs	2m 42s
cargo fmt	17s
Determine changes	9s
pre-commit	1m 3s
python package	1m 23s
cargo clippy	1m 56s
cargo build (release)	4m 39s
cargo build (msrv)	3m 44s
benchmarks	4m 34s
cargo fuzz	4m 32s
cargo shear	27s
cargo test (linux)	4m 2s
cargo test (wasm)	1m 32s
cargo test (windows)	8m 11s
formatter instabilities and black similarity	0s
test scripts	1m 2s
test ruff-lsp	16s
ecosystem	8m 41s
Fuzz the parser	0s
	49m 10s

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