Experiment with MACOS_DEPLOYMENT_TARGET #34089

Job	Run time
mkdocs	2m 49s
cargo fmt	16s
pre-commit	35s
Determine changes	9s
python package	1m 14s
benchmarks	4m 58s
cargo build (msrv)	3m 25s
cargo build (release)	4m 32s
cargo clippy	2m 3s
cargo fuzz	4m 43s
cargo shear	22s
cargo test (linux)	4m 5s
cargo test (wasm)	1m 31s
cargo test (windows)	7m 56s
formatter instabilities and black similarity	0s
test scripts	1m 1s
ecosystem	29s
test ruff-lsp	17s
Fuzz the parser	0s
	40m 25s

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